Three irrigation water samples were collected in. Layer: Single, Double. 0 £0. Normal polythene and glass block the UV below a certain level (350nms. 1 1 out of 5 Stars. Speed up the growth of your produce whilst reducing your crop damage with our Mulch Film and find out why we are agricultural mulch film suppliers of trust across of the UK. polytunnel stock pictures, royalty-free photos & images Our huge buying power as the UK’s largest polytunnel manufacturer makes SuperLux 50:50 the most economical polytunnel film available in the UK. No matter how much growing space you have you always want more but an 8ft wide polytunnel is easily big enough to allow you to grow food all year round. 800 gauge (200 microns) This cover allows 0% light transmission. As we manufacture the parts on site, delivery time can be achieved in a matter of weeks and due to their ease of build, they can be. Preparation for garden season in spring. Reinforced Polytunnel Cover Manufacturers, Factory, Suppliers From China, We are very proud of the good reputation from our customers for our products' reliable quality. Crops and plants are also covered which means they are not exposed to. GreenlifeGRO provides greenhouse solutions to farmers and growers to help shield their crops while increasing yields. 48. This 3 and 5 layered co-extruded film keeps your bales secure from any leakages for secure, pollution. 80 - $136. polytunnel film greenhouse manufacturers/supplier, China polytunnel film greenhouse manufacturer & factory list, find best price in Chinese polytunnel film greenhouse manufacturers, suppliers, factories, exporters & wholesalers quickly on Made-in-China. The two polytunnels I have here at home represent both extremes. We simply screwed in 16 C shaped brackets around the sides of the garden box. The supplied UV stabilized polyethylene film is waterproof and provides protection against harmful sun rays. The specially developed cover. Greenhouse Insulation Bubble Film (Large Bubble) As low as £47. 17 +$10. Please enter the number of meters required in the quantity box (min order 11m) Example: you require a replacement sheet 7. Structure: Hot Galvanized Steel with 275G/M2. I just built a polytunnel with pvc pipes and special greenhouse film. Additionally, polytunnels are easier to expand after initial setup. Polytunnels work in the same way as a greenhouse does. We are willing to give you the best suggestions on the designs of your orders in a professional way if you need. Our polytunnel greenhouse range. Welcome worldwide customers to contact us for business and long-term. Roll the plastic on the roof of the polytunnel. 10Geoff Miller Greenhouse. Made from 140 g PE fabric, with a galvanised steel metal frame, this tall 6 x 3 x 2 m polytunnel can cover a large flowerbed or. The amount of available light entering the polytunnel through the film. Horizontal brace bars for 12ft wide tunnel approx $72 per bay plus freight. 1. 52 per bay plus freight. Place a strip along each hoop before fixing the cover in place. 1*Greenhouse Film Widely used in greenhouse or yard mini greenhouse for vegetables, flowers, fruits and agricultural cultivation, etc Supply perfect growing conditions-light, temperature, humidity-for plants&crops to improve yield and quality and protect from the bad weather & enjoy longer growing seasonsThis Ceres project is creating novel polytunnel films to improve crop growth. comXL's plastic clips are designed for fixing wind up side vents or doors on to thick wall 25mm steel tube. We have strict quality control procedures for each process. Meaning of polytunnel. 6m length roof vent. All of our 6 mil Greenhouse Poly comes pre-folded and rolled up on a hollow cardboard cylinder. We venture into the world of polytunnel recovering services, examining the various grades and types available, while unpacking linked terms such as UV stabilisation, microns, and. Price: USD 2-6/sqm MOQ: Negotiation. 12ft Wide Polytunnel. The framework includes steel foundation tubes, hoops, corner stabilisers, ridge, and door rails. Our exclusive Polyair material can be chosen as an alternative to regular polythene, offering your company the opportunity to. Contact Us;. Customise your 18ft wide polytunnels with lots of additional options available such as length, cover type, irrigation, ventilation, door type and much more. Knowle Nets durable polythene film to cover polytunnels of any shape and size. Add to basket. Here at Premier Polytunnels we sell a clear Thermal Anti Drip polythene cover as standard. Feature: * brand new and high quality *Widely used in greenhouse or yard greenhouse for vegetables, flowers, fruits and agricultural cultivation, etc. Polytunnels usually have an elongated shape, strongly resembling a tunnel. Keep in mind, the longer the polytunnel, the more it will need to be braced for additional support. *Supply perfect growing conditions-light, temperature, humidity-for plants&crops to improve yield and quality and protect from the bad weather & enjoy longer growing seasons *Superior strength. Thirty-three samples were collected from Hushu (HS) where the typical production system comprised vegetables and flooded rice in rotation for about 4 years ( Fig. They. Buy Greenhouse Plastic Film Sheeting Cover Clear Greenhouse Poly Film Polytunnel Poly Hot House Cover for Greenhouse Plants Windproof Frost& Dust Proof (2mx15m):. All prices plus delivery. The film transmits the full spectrum of UV light that plants get naturally. Order: 512 square meters. comPolytunnels first appeared in the 1960’s once the plastics industry managed to produce reliable wide width polythene sheeting. The 6m through to 12m length tunnels include a 1. With XL designed doors and vents you can use polythene instead of expensive woven and coated materials. While unrolling the film, check the contact surface (ground orMon - Fri 7:00-18:00 +44 (0)1472 886287 [email protected] offers a wide range of premium polytunnel covers to help maximise plant productivity. We supply this material across our whole product range. To enquire further or to place an order, call 0845 643 1601. “We pre-plant applied most of our nitrogen (N. This film allows 0% light transmission. 47 shipping. Horizontal brace bars for 16ft polytunnels come standard with crop hangers and are approx $127. Polytunnel Film Made from specialised polythene to maximise your growing conditions, trapping temperature and humidity so your crops can grow in perfect conditions. Reviews. Huntly, Aberdeenshire. VonHaus Polytunnel Greenhouse - Walk-In Polytunnel Tent with Steel Frame. 5m Long (2in x 15ft). DiffusionYoung adult man hands stretching new polythene film on greenhouse metal profile carcass. Horizontal brace bars for 16ft polytunnels come standard with crop hangers and are approx $127. They’re also much easier to move and to reassemble compared to a greenhouse. Then, drape a sheet of heavy duty polytunnel. Find varieties of elegant wholesale polytunnel frame. Wide Doors Allowing ample access for wheelbarrows and wheelchairs, and providing lots of ventilation. au. 58. The super thermic 200-micron polytunnel cover is our most popular sheet for covering structures. polytunnel definition: 1. This is a really simple, but effective, way to heat a polytunnel. Please contact us for more details. It has the best and longest lasting anti condensation system available, and the highest level of frost protection available in a film. It has the best and longest lasting anti condensation system available, and the highest level of frost protection available in a film. The clips are spring plastic with rounded edges so that they don't damage the material. This film is manufactured with finest and highly engineered raw materials to cut down the permeability and increase the life of the alcohol packed in it by enhancing the MVTR (Moisture Vapor transmission Rate) and WVTR (Water Vapor Transmission Rate) while. Closeup. £. 2m, 11. With our polytunnel greenhouse, your customers benefit from a structure that helps them achieve season extension!Using passive technology, Delite. This comes with an 8 year warranty and is slightly thicker at 180 microns. There are several factors to consider when selecting polythene to maximise crop performance. For the first 4ft 6in (1. The donated polytunnel film, which is due to be shipped in March, will be used as part of a wider greenhouse project that aims to make communities more self-sufficient in the production of fruit and vegetables. 74 to $818. When polytunnels are well taken care of, you can expect the cover to last for a minimum of 4 to 5 years, stretching over and above to 8 to 10 years. Overview. All the polytunnel covers that we supply have a 5 year guarantee against UV degradation and. All of our film is made from virgin polymer and is highly sought after by polythene recycling companies. 63. 2 year warranty against UV. This specialist polythene can help to contribute towards your business’ fire risk assessment, keeping your buildings and products safe. Add to Cart. Avoid construction grade material that has less strength. Related Products. Measured as a percentage of total light. Type: Multi-Span Agricultural Greenhouses. Cover, protect and warm your crops and plants from frost, wind and. Polytunnel. Gardening Express. Made in the UK. Quick view Add to Cart. 0 pieces. Green & White Polythene. We even provide a Growing Pack to help you start growing straight away. Get Latest Price. We always get the job done being a tangible workforce making sure that we can easily give you the very best quality as well as finest selling price for Polytunnel Sheeting, Greenhouse Blackout Plastic, Heavy Duty Polytunnel Plastic, Garden. Polyane consists of a 3-layer transparent film which will last for many years. Tarpaulin Covers and High Quality Polytunnel Plastic Greenhouse Covers Huge rang of Braided Polyester ropes and aluminium foil Insulation . Fix it to the base rail or bury in a trench. This is a 720 gauge/180 micron polythene film with a 5-year warranty against UV degradation and is the preferred cover of UK growers - supplied as standard with our commercial polytunnels. Choose from a selection of plastic frame. Feature: * brand new and high quality *Widely used in greenhouse or yard greenhouse for vegetables, flowers, fruits and agricultural cultivation, etc. 2x3 m PolyTunnel ALBO is a great choice if you want a compact and easy to construct greenhouse! It’s equipped with windows and doors, its frame is made of galvanized steel tubes to prevent damage. The Polytunnel initially started as a project that Marco could dip in and out of between other work, simultaneously evolving within the seasons. Polytunnels come in all shapes and sizes, from small models designed for home gardeners to much larger tunnels which are meant for commercial use. Easy To Assemble Garden Poly Tunnel. This stops wet food from losing moisture and prevents dry food from absorbing it. Our innovative technology allows for maximum efficiency with minimal environmental impact. When thinking about the cost of a polytunnel there’s a very simple and obvious rule; the larger the tunnel the higher the cost. Polytunnel greenhouse manufacturing is one thing, but packaging requires yet another set of skills. The film keeps your food fresh by protecting it from air. It is possible to order a. Polytunnel Kit For Sale In Australia. An 8x6’ greenhouse for example will look great in a small garden. 5m wide x 50m long. What does polytunnel mean? Information and translations of polytunnel in the most comprehensive dictionary definitions resource on the web. On a roll or boxed as singles. It contains the same heavy-duty steel framework as our popular Hobby Plus - Easy-Build Polytunnel, but without the added. Berry Global offers the capacity and mold variation to provide an extensive array of injection molded caps, closures and parts that are required throughout a broad range of markets. Polytunnels. At Premier Polytunnels, we manufacture high quality commercial and garden polytunnels, polytunnel accessories, cloches, fruit cages and sheep housing. In any colour film preferred. Simply Enter quantity. The more you buy, the more you save! This specialist film is green one side and white the other, with excellent resistance to UV degradation. Options +7 options. HOWE 28x10x7. Polytunnel Film. Toggle menu. By capturing and retaining solar radiation, these tunnels are an awesome tool to have. A polytunnel (also known as a polyhouse, hoop greenhouse or hoophouse, grow tunnel or high tunnel) is a tunnel typically made from steel and covered in polyethylene, usually. As low as £21. Our polytunnel covers are 180 micron (720g) thickness, and have a 5 season incremental guarantee against UV degradation. You might be better off getting a small garden greenhouse, such as a mini greenhouse. This is a 720 gauge/180 micron polythene film with a 5-year warranty against UV degradation and is the preferred cover of UK growers - supplied as standard with our commercial. There are several factors to consider when selecting polythene to maximise crop performance. Young adult man hands stretching new polythene film on greenhouse metal profile carcass. The tunnels are made semicircular and elongated in shape. Sheet Covering Plastic Film Greenhouse For Tomatoes Agricultural Multi Span. At Polythene UK we are keenly aware of our environmental responsibilities. CAgroup 2 x 50m 200um Medium Impact Polypro Builders Film (0) $91. More than 40 years of experience in professional gardening are included in this special polytunnel. Polytunnel as the name suggests is a tunnel made of PE film. Keep in mind, the longer the polytunnel, the more it will need to be braced for additional support. THICKNESS. VonHaus Polytunnel Greenhouse - Walk-In Polytunnel Tent with Steel Frame. The Polythene for the garden polytunnel we offer is produced using the COEX-3 technology. Garden Cloche Film, 480 gauge/120 micron. Polytunnel greenhouses are the sturdiest, most durable and most accomplished grow tunnels of all. Extend Your Growing Season. 80. We even offer rolls with greenhouse film so you can make your own frame and cover it with the right sort of film to make you own DIY polytunnel greenhouse. Extend your growing season with our commercial polytunnel kits. They are also less expensive to heat and maintain than traditional greenhouses, making them accessible to hobbyists, small. All the polytunnel covers that we supply have a 5 year guarantee against UV degradation and. 56x16. The width of polytunnels ranges from 3m to 9m. Terms & Conds; Contact Us; Search; 01282 501252 01282 501252. *Supply perfect growing conditions-light, temperature, humidity-for plants&crops to improve yield and quality and protect from the bad weather & enjoy longer growing seasons *Superior. Here at Premier Polytunnels we sell a clear Thermal Anti Drip polythene cover as standard. £1799. Getting started; Covering Polytunnel; Covering Polytunnel - China Manufacturers, Factory, Suppliers. UV product stabilized for min 10 Seasons. . 00 EMAIL US. 37m) up from ground level, the hoops are completely vertical, giving you more choice and workable options for a variety of path layouts, and the space to introduce raised beds. And with nine feet of head room you can work in comfort and expand the variety of crops you produce. 99. Feature: *100% brand new and high quality *Widely used in greenhouse or yard mini greenhouse for vegetables, flowers, fruits and agricultural cultivation, etc. From our polytunnels manufacturing facility in Navan County Meath, we produce a vast range of polytunnels and polycarbonate greenhouses in a selection of sizes from 6ft wide to more than 30ft wide and to any length you require. 00. 4 year 6 mil Greenhouse Plastic is the most commonly used type of covering option for long term installation purposes. This specialist Visqueen film reduces light transmission to 65%, and ultimately the temperature inside the structure. Minimum cutting length is 2 meters and Maximum is 28 meters. Preparation for garden season in spring. You can purchase a high-quality commercial grade polytunnel for under £400. 4. Basic Principle: Build a wooden frame using 2 x 4 or 4 x 4 boards to the size of your Polytunnel’s base (so that the base frame rests in the center part of the wood throughout) Concrete corner and center stakes onto the ground, onto which you can fasten the. This UV stabilised film is 200 microns (800 Gauge) and is supplied with a five year guarantee. Mon - Fri 7:00-18:00 +44 (0)1472 886287 sales@lynxpolythene. *Supply perfect growing conditions-light, temperature, humidity-for plants&crops to improve yield and quality and protect from the bad weather & enjoy. For example, your 8-foot-high tunnel can yield a twenty-fold better return by going vertical. Contact Us;. Ample headroom. Benefits: Enables good plant growth right up to the glass; High clarity & UV stabilized; 3 Ply (Double skin) Reduces wind chill; Proven fuel savings; Easy to clean; Bubble Size: 20mmOrdinary polyethylene film liners are like virtually all polymers, very electrically insulating and prone to generation of high electrostatic charge accumulation and risk of incendiary spark. Whether it’s a cage shape, dome or the classic polytunnel shape you’re looking for, we have an option to suit your needs. Polytunnels are quicker to erect than glasshouses. 3M Wide Diffused (for 10ft wide Polytunnels) Polytunnel Polythene Film / Replacement Cover 7. 85m above the ground. 12ft Wide Polytunnel. Good quality polytunnel greenhouse kits from polytunnel greenhouse kits manufacturer, Buy polytunnel greenhouse kits online from China. If you have any questions, call us on 01282 811250 or email info@premierpolytunnels. These difficult conditions mean that it is hard for growers and landscapers to produce crop all year round without it suffering damage and losses. UV-4 product stabilized for min 4 seasons. New Products . Please note our commercial polytunnel greenhouse with a cover in two layers of film. It is a good choice for seasonal greenhouses, overwintering. This full UV spectrum film has a dramatic effect on flower, fruit and foliage colours. Twist Clips with Washers - 19mm x 20mm (50) £4. Heavy duty membrane meets the highest requirements of professional veg and flowers growers. There’s plenty of scope when it comes to herbs, too—Rosemary, sage, thyme, and oregano work especially well in polytunnels. 7 Items. Standard hoop diametre ranges from 25 - 32mm. A polytunnel is a structure made of polyethylene which is designed to protect a row of plants or a section of a garden. SunMaster SuperThermic EVO AC is our new 8 layer polytunnel film. Ventilation. comPolytunnel Film. Robinson Polytunnels Limited Pasture Barn East, Pasture Lane, Barrowford, Lancashire, BB9 6QX, United Kingdom. More or less expensive ones. 0 / 5. 5. the film and its e ectiveness in use. It is the perfect product for successful growing of fruit and vegetables in your own garden. Birchtree Polytunnel (6 x 3 x 2 m) Check Price. Transparent material, 3 mesh windows and a zipper door in each end. The high quality Polytunnel film is guaranteed for 5 years and has been designed specifically for the UK where low light levels are common. . Polytunnel. Smart Green Polythene (150 Micron) Prices listed above are per meter. It can also seal in odour, preventing one. Our polytunnel structures come prepared for a variety of budgets, in a wealth of shapes and sizes. Product number GH18131. polytunnel incl. Preparation for garden season in spring. Anti-fog/anti-drip layer lasting lifetime of the polythene. A 10ft wide polytunnel is a popular choice for home gardeners and allotment holders. Greenhouse Film. Samples of facility agricultural soil, open-field agricultural soil, and agricultural plastic mulch film were collected to investigate the distribution characteristics, influencing factors, and discharging sources. Northern Polytunnels has become a household name that is synonymous with quality. I recommend you choose 720 gauge, or 180 microns, commercial-grade polythene. alibaba. See more ideas about easy build, open film, tunnel cover. PRICE FROM 34. 27. Holes diameter 6/8/10cm. The 18ft wide polytunnel is a good size for a commercial polytunnel, though it could also be a large domestic one. PROMORE Clear Greenhouse Polythene Sheet 3. Add to basket. 4Ft. Here at Premier Polytunnels we pride ourselves on offering the very highest quality polythene covers for polytunnels, cloches, animal housing,. 99. A more in-depth analysis of building a. Can be retrospectively fitted to an existing polytunnel. Measured as a percentage of total light. And the bigger the planting area the more money you’ll save by opting for a polytunnel. It promotes anti-oxidants that help in growing the plants. 03. 00 Min Order: 100. Lumisol Diffused is a UV ’open’ polythene film, allowing UV light to reach your plants. Save 5% on any 4 qualifying items. Add to Cart. 99. Get in touch with us. They create their own climate so can be used to grow crops. Our most popular polythene cover incorporates an additive that increases its Thermic efficiency, yet still retains 90% light transmission. I would recommend something that you can leave open all the time. LIGHT TRANSMISSION. Polyair. 0 sets Delivery. Controlled conditions of poly tunnel frames enhances the quality of the harvest. The first and most important step in maximizing the space is making sure that I use it all year round. 45 per running meter. Prices start at around £500 for a smaller structure of 3m by 7m, and you can expect to pay around £8,000 per bay for a multi-span, depending on its specification. Place a strip along each hoop before fixing the cover in place. . 8 1/2 inch rebar or conduit brackets. The amount of available light entering the polytunnel through the film. 16ft Wide Wide Commercial Polytunnel. Add to Cart. 1mm, Size : (WxL) 6x20m) No featured offers available £324. item 5 Greenhouse Plastic Polythene Polytunnel Cover Clear Film For Vegetables Plant Greenhouse Plastic Polythene Polytunnel Cover Clear Film For Vegetables Plant. Plastic features have become metaphorical pillars for the industry in many rural regions in China. Fix it to the base rail or bury in a trench. We can supply them food grade and BRC accredited if required. SunMaster SuperThermic EVO AC is our new 8 layer polytunnel film. You may also see polytunnels referred to as polyhouses or hoophouses. Brace bars when installed are approximately 1. Polytunnel Polythene Film / Replacement Cover 11. Preparation for garden season in spring. Prices start at around £500 for a smaller structure of 3m by 7m, and you can expect to pay around £8,000 per bay for. 7m) wide model is a perfect example. It will generally last between 3 to 10 years depending on usage and site etc, before needing replacement. It will typically last 3 to 10 years before needing to be replaced, depending on usage and location. This film provides 90% light. Northern Polytunnels have been supplying Multi-Span Sheep Shelters for years. 5mm thick (others use 1. Polytunnel Green House Kit PE Film Window Vent Summer Growing Tent Flower. , Ltd. 99m) high straight sides and an overall height of 6ft 8in (2. Should you have any query regarding a delivery, please contact us on 01282 601253. Here at Premier Polytunnels we sell a clear Thermal Anti Drip polythene cover as standard. Heavy duty commercial grade polytunnels in all sizes for all budgets. Waterproof and windproof this polytunnel is the perfect solution to protect. Use SuperThermic EVO AC for all crops where frost protection is important. This is a 600 gauge/150 micron polythene film with a 4-year warranty against UV degradation and is the preferred cover of UK growers - supplied as. Learn more. Pepper/Cucumber/Tomato Agriculture Productional Garden Grow Polytunnel Film Greenhouse Plastic, Find Details and Price about Garden House Flower House from Pepper/Cucumber/Tomato Agriculture Productional Garden Grow Polytunnel Film Greenhouse Plastic - Delite Garden Supplies Co. In addition to better insulating the greenhouse, a double layer inflation system has real. They are made of a series of plastic or metal tubes that are hinged along one side and can be opened and closed to allow the sun and air. Poly-Tex High Tunnel greenhouses are a quick and inexpensive way to lengthen your growing season, protect your crop from pests and disease, decrease water usage, and increase your crop yield. 5. Warm Tips:Without Frame. This is a 720 gauge/180 micron polythene film with a 5-year warranty against UV degradation and is the preferred cover of UK growers - supplied as standard with our. Feel free to modify the length as you see fit. Polytunnels work out much cheaper to buy, maintain and install than greenhouses and are quite easy to put up and manoeuvre yourself. It has the best and longest lasting anti condensation system available, and the highest level of frost protection available in a film. 89. Buy your greenhouse here. com, we stock a wide range of the highest quality polytunnel. Atoke 2M X 10M Extra Thick Polythene Plastic Sheeting,Anti-dust Furniture Cover,Clear Garden Grow Polytunnel Cover Sheets for Greenhouse,Agriculture,Garden,Painting Work. It will be an opportunity for us to showcase the newly renovated outdoor space adjacent to the building which includes children's climbing area, sunken trampoline, seated social. At National Polytunnels, sales manager Gary Summerfield says multi-span tunnels are selling extremely well. To enquire further or to place an order, call 0845 643 1601 or contact our team online. Cut it to fit the doors by making a v-shaped flap. 0-6m: Features: Stable Structure Easily Assembled: Packaging Detail: 1. The material traps heat and has a 5-year guarantee. Model NO. This comes with an 8 year warranty and is slightly thicker at 180 microns. Copolymer poly is a low-cost material that is good for one season. $ 650. A 14ft wide polytunnel kit will give you everything that. However, larger polytunnels can be expensive and as such, are more commonly used for commercial purposes, as the profit from selling. Our polytunnel is ideal for being used by professional growers, large garden spaces, garden centres and nurseries. Mano Mano. Advantages of. Geege Clear Plastic Greenhouse Poly Film Polytunnel Poly Hot House Cover VARIOUS LENGT,6. Polytunnel Netting Covers Manufacturers, Factory, Suppliers From China, We have ISO 9001 Certification and qualified this product . 56x16. It is green on one side and white on the other and has excellent resistance to UV damage. for hobby gardeners and self-supporters. Compare. Known from the Selfbio – series. 3m up the length (see photo) THere are a couple of 'bits' left over too from when I made my polytunnel. Keep the plastic taut when fitting. High Quality Polythene Made in Germany. Minimising wastage and maximising your yield potential, our industry-leading growing systems also enable you to forecast with greater accuracy, and so build strong relationships with customers. To enquire further or to place an order, call 0845 643 1601. 5mu to 400mu. Place a strip along each hoop before fixing the cover in place. You can request a free sample of our flame retardant polythene sheeting before committing to purchase for your product packaging. To calculate the amount required for an existing polytunnel throw a tape measure over the frame to measure the hoop circumference from ground level to ground level then add 2m to allow for. 1*Greenhouse Film Widely used in greenhouse or yard mini greenhouse for vegetables, flowers, fruits and agricultural cultivation, etc Supply perfect growing conditions-light, temperature, humidity-for plants&crops to improve yield and quality and protect from the bad weather & enjoy longer growing seasonsAlternative Polytunnel Covers Manufacturers, Factory, Suppliers From China, Adhering to the business principle of mutual benefits, we have won good reputation among our customers because of our perfect services, quality products and competitive prices. 12. Contact 01282 811250. This film has an inside and an outside. We can help you select the correct balance of light transmission, diffusion, thermicity & impact resistance for optimal return on investment. *Supply perfect growing conditions-light, temperature, humidity-for plants&crops to improve yield and quality and protect from the bad weather & enjoy longer growing seasons *Superior. 10m - €17. Keep the plastic taut when fitting. Also, the size of this particular small polytunnel is 6 feet long X 7 feet wide X 7 feet tall. This item: Greenhouse Plastic Film Sheeting Cover Clear Greenhouse Poly Film Polytunnel Poly Hot House Cover for Greenhouse Plants Windproof Frost& Dust Proof (2mx15m) $16. 03m) providing good growing space and air circulation. 44.