It helps if you measure the plot first to make sure it’s square. Next, place the plastic hoop ends inside the poles. I would recommend something that you can leave open all the time. 6 out of 5 stars 4. In this article, we will discuss the factors that impact the longevity of polytunnel plastic and how it can be recycled. 4m x 0. 3) The four holes were dug to the depth of the 'L' pieces and the arches inserted. Poly Tunnel Garden Cloche 3m x 1m Net Tunnel 2m x 1m Net Tunnel 3m x 1m Net Garden Cloche 1. Opens in a new window or tab. Poly, Net, and Fleece covers available. 5 m height protected structures made for commercial cultivation of low growing crops in off-season to get higher market prices. You may need to long-handled brush to reach up and remove stuck-on dirt. For the 8 feet diameter I cut the plastic pipe 5. JFM Polytunnels. Larger items may be sent direct from supplier. Greenhouses and polytunnels: make the right choice. 5m & 8m x 3. Poly tunnel plastic piping? 18-11-2008, 08:43 PM. Logged. Don't settle for anything less than the strongest and thickest polytunnel plastic covers. Material. 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 into the tunnel while keeping the plants warm. Super Therm = 450. “When considering the combined effect of the modules across the curved roof, their typical combined output and average PCE were 105Wh and 0. Max out your farm with the thickest gauge steel Caterpillar Tunnel on the market! We now offer a 16-ft wide tunnel (up from 14 ft) with 40% thicker, 14-gauge steel bows (up from 17 gauge). Our innovative technology allows for maximum efficiency with minimal environmental impact. The chamber dimensions for the 1808-28 shrink tunnel are 18"Wx 28"L x8"H. $25 Easy 5×5 Greenhouse from Instructables. Even in winter, the power of the sun through the plastic can raise. Polytunnels are so much better value than greenhouses. The patented design and curved shape of the Grokurv structure provides excellent strength. Garden Grow Tunnel 6x3m. A quality tunnel house will also shield your plants from inclement weather, pests and predators. • Our tunnels have very good head clearance right out to the sides giving ample. Our polytunnel is ideal for being used by professional growers, large garden spaces, garden centres and nurseries. 13. . 2 x 6M Heavy Duty Polythene Sheeting, 125Mu/500g Extra Thick Plastic Sheeting Clear Garden Grow Polytunnel Cover Plastic Dust Sheet, Garden Grow Polythene Cover. 99. 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 semi-circular, square or elongated in shape. 5m(800G) 14m(800G) 14m(1000G) 15m(800G) 15m(1000G) Please note: Minimum cutting length is 10 meters. Spares & Accessories. £1399. Fancy building a DIY polytunnel and wondered where I could get the blue or yellow pipe with an approximate 2 inch inside diameter? Loads of polytunnels on our allotment site but it appears most of the pipe was begged, stole or borrowed from any water or gas works that were taking place. Learn more. . The exception here is if you only have a small space. POLYTHENE IS CUT TO ORDER AND MEASURED. 5m is commercial Polytunnel insulation used throughout the country. 4-Tier Green 160cm Greenhouse - Polytunnel Poly Plastic Garden Plant Vegetable Mini Growhouse Tent Polyethylene Cover - By Harbour Housewares. 1x 5 Metre Clear Vegetable Fruit Polytunnel Grow Tunnel - Steel Frame Garden Greenhouse Plastic Poly Tent - by Harbour Housewares 3. . Once the triangle pieces were built, they were covered in polytunnel plastic. 5 cm layer of soil, in the middle of March. The tunnel houses you can buy have various options for ventilation including louvres, roof vents and doors. Alukap Fixing Buttons – White. Make sure the piece of plastic is large enough to fully cover the arches and extend all the way down over the lip of the raised bed on all four sides. Poly Lock Channel and Spring Wire work together to create the best greenhouse film fastening method on the market. Garden Hoop Grow Tunnel Frame Kit - Small. Add Mini Polytunnels, Row Covers or Cloches Inside Your Polytunnel Protecting plants growing in your polytunnel from frost is often simply a case of giving them an extra layer of protective covering. The base should touch the ground to allow maximum adjustment if needed. Our in-house design team are always innovating new products using the latest state-of-the-art 3D computer modelling system and structural analysis software. Add to basket. 10. XL Horticulture are suppliers of the worlds most advanced polytunnel polythene, smart films and spectral filter polythene and the worlds most energy efficient SUPER thermic polythene. However, polycarbonate cannot be polished to restore its clarity. 4. 1 x 13mm pipe to garden hose connection. This gives it one of the most robust frameworks on this list capable of withstanding fairly harsh winds and. Our most popular polythene cover incorporates an additive that increases its Thermic efficiency, yet still retains 90% light transmission. 5m - €20. 69 postage. Greenhouses are seen in use for most vegetables and other reserved crops. In terms of pest and disease control, Ray notes that “fungal sprays are no longer. The Glasshouse Company are manufacturers of. Type. Besides not being expensive, it is easy to construct and dismantle. 98. Horizontal brace bars for 12ft wide tunnel approx $72 per bay plus freight. Christmas. 1M Wide Diffused Price per running meter. Polycarbonate sheets are used to build polytunnels primarily because of their unrivalled strength which makes them suitable for cold bending over the tunnel radius. Steel Specification: Z35 high tensile galvanised. Inhibits fungus spore development for healthier plants. Crinkill House, Birr, Co Offaly Eircode R42 VX36 Tel: 057 912 0424 Fax: 057 912 0944 Email: info@polydome. Full-text available. 99. CONTACT. The average home garden plastic tunnel can be used to grow cool-weather crops from autumn into winter and from winter into spring. VonHaus Polytunnel Greenhouse - Walk-In Polytunnel Tent with Steel Frame. Their maintenance is easy but life is less than polyhouse and has comparatively higher temperature inside the structure due to less. Mr G used polytunnel plastic, excess from another tunnel build, for the roof which was then covered in chicken wire to prevent neighbouring cats. Aslo used as shade screen. 30ft (9. UV5 Poly Tunnel Greenhouse Polythene Plastic Sheet Cover Foil Horticultural PVC. We use a local galvanising. At JF McKenna we design, manufacture and supply a wide range of domestic and commercial polytunnels, with polytunnels to suit the small gardener to the professional grower. Please contact us to order this product or get a quote. Creating a heat source inside a polytunnel. Pro Max Range: 4m x 3. Then, drape a sheet of heavy duty polytunnel plastic and staple it to the bottom of your garden box. 77. 99. £5. Build an easy cannabis polytunnel: Poles and hoops. Average cost. Add to cart. 9 out of 5 stars 177 £9. 00 - $2,250. Cover Films for Growing Tunnels. 0 out of 5 stars 1 £4. 95 £79. A detailed walk-through of my polytunnel build, including every major step, with explanations and footage. Mercia 6 x 6 ft Wooden Apex Greenhouse (0)The Advantages of D-Plant Polytunnels. A polytunnel usually consists of a metallic, plastic, or wooden frame, covered with polythene or other similar materials. A&A Green Store is the most experienced company we reviewed with more than 15 years under its belt and a focus on greenhouse plastics. Polytunnels are wonderful structures and good value compared to greenhouses. Polytunnel plastic is typically made of polyethylene, a thermoplastic that can be melted down and reused. Or a combination of the above. Dimensions: L85cm x W40cm x H21cm. In this time scale, the cover can prevent UV degradation. Extend Your Growing Season. 0 out of 5 stars 86. These top quality covers have an ultra violet light inhibitor and are available in various widths by the linear meter. A polytunnel (hoop greenhouse) is great for gardeners that can’t afford a real greenhouse. Greenhouses & Polytunnels for sale in Ireland - Buy Greenhouse Online - Polycarbonate Polyunnels - Vegetable Seeds and Greenhouse Accessories - We are specialists in polycarbonate polytunnels and greenhouses. Peppers and aubergines can also be grown up strings if you wish, there is a tradeoff between space requirement and extra work. “Blowing air between layers creates an air pocket that acts as insulation,” says DeVore. Shop today!. Standing 26” wide by 31” tall, the. Polytunnel Parts. Choose your length and thickness and place your order today!Yield and Quality. 00. 120 square ft. Large Polytunnels Small Polytunnels Polytunnel Accessories Polytunnel Covers Polytunnel Spares Popular Searches 4x4 Greenhouses 6x4 Greenhouses 6x6 Greenhouses 8x10 Greenhouses 10x8 Greenhouses Sheds & Storage Logstores Wooden Logstores Metal Logstores Sheds Wooden Sheds Plastic Sheds Polytunnel Cover/Sheeting | Clear Polythene Greenhouse Tunnel | 7. Purchase high quality commercial and garden polytunnels online from Premier Polytunnels, direct from a UK manufacturer. 6m x 3m (19ft 8in x 9ft 10in) Premium Polytunnel Galvanised Frame by New Leaf™. Professional tunnel plastic. They continue to become more popular each gardening year. Nationwide Delivery CALL US: 087 2456553 or 087 9417600 or email: yvonneronanegan@gmail. Typical specifications for a high tunnel covering would be a single layer of greenhouse grade 6 mil polyethylene rated for 5 years. Also commonly used to cover crawl. Our polytunnels are some of the strongest and most durable garden tunnels available in Ireland and the UK. This way, they enable you to grow plants that would normally flourish in more temperate regions, to grow things out of season, or to protect plants that wouldn’t otherwise survive outdoors due to bad weather. Extend Your Growing Season. Unfortunately the best 'glue' is tape. Components and Accessories. As a manufacturer of steel pipes, we have. To cover the metal frame of your polytunnel we supply hard wearing polythene polytunnel covers manufactured in the UK with the UK climate in mind. Horticultural Greenhouse Plastic Shade Cloth. Clamps, Clips and Fastenings. 10. Crop Bars. Hoops constructed of wire (9-gauge) or pipe (metal or plastic) can be. Supported by 6mm fibreglass poles, the 3m Poly Tunnel is easily folded away when not in use, and includes 3 x openings (for easy access. Rough weight of this Greenhouse Plastic is . You will get some condensation, but you will need to water your plants as well. The 10mm twinwall polycarbonate sheets form the main cover and are joined together by the Clear H sections. Buy Plastic Greenhouses & growhouses at B&Q 1000s of DIY supplies. Expert installers can help ensure that your polytunnel is erected as well as possible. Get 10% DISCOUNT off your new polytunnel and any other products from Direct Plants, by using my code LIZ10 at Polytunnel kits and raised bed covers that can be attached to any raised bed or used directly on the ground. Protect Your Plants. we bought the cover from one of the plastic retailers who is local to us. 5. We are the leading polytunnel manufacturer in the UK and, by buying direct from ourselves, you get a far higher quality product at a much lower price compared to buying from a high street or. 100+ bought in past month. 60-$5. . Know more about Low tunnel technology. This is the most common plastic used for greenhouses. [2]AG Polytunnels is a family run business that has been designing and manufacturing agricultural and horticultural buildings for many years from their UK site in the Forest of Dean. Versatile Polytunnel Frame Only We understand that nothing lasts forever. It took several months to collect enough bottles (around 2,000 I think they mentioned) and was a fiddly job cutting the bottles to fit the bamboo poles the bottles needed to thread through. 60/meter) £14. Plastic Attachment. The use of Base Rails is a very popular option for covering a polytunnel. Floating row cover can protect your crops from insects, frosts, and even heavy freezes. In this video we. This greenhouse is perfect for hobbyists, gardeners, and farmers alike. Repair Tape - 50mm From £3. Woven poly can withstand heavy snow and wind loads,resist tearing and gouging, and has a high diffused light percentage. Variety of applications: fabric greenhouse shading, vegetable garden shade, general shade cloth for home, pergola and garden. It is a very versatile form of tubing that has break and crack resistant walls. Polytunnels are 2–2. 5. The Barkers have observed tunnel crops to be earlier by as much as three weeks, and their use boosts the farm’s output of Grade 1 fruit by about 20 per cent. Sturdy stainless-steel ribs support the cover, which is made of thick (90gsm) polyethylene with UV inhibitors so it can withstand extended exposure to the elements and can be reused for many seasons. Super Cloche Strawberry Protection Cage with Bird Netting - 2. “The plastic diffuses the sunlight and the insects don’t seem to like that light,” notes Sonja. The interior heats up because incoming solar radiation from the sun warms plants, soil, and other things inside. 95. Buy our UV-stabilized clear 6 mil greenhouse plastic sheeting with a 5-layer film technology that provides additional strength and longevity. We carry a diverse selection to fit a multitude of bed widths and lengths. Polytunnels are usually shaped, as the name implies, like a tunnel. 0 square meters. Depth: 300cm. 4m long giving a ridge height of 2. Kumar Sivala. Polycarbonate plastic is a lightweight, high-performance plastic that possesses a unique balance of toughness, dimensional. Excellent for repairing tears in polythene sheets on Polytunnels, Cloches, etc. Clear plastic polytunnel covers are made from high-quality 150mu (600 gauge) polythene which is tough and long-lasting. 25m x 1. 00. Buy Polytunnel Plastic Sheeting for Your Greenhouse or Polytunnel. Poly Tunnel Frame Size Range: Pro+ Range: 3m x 2m, 4m x 2m, 4m x 3m, 6m x 3m & 8m x 3m. 2. Carrying out such maintenance not only ensures the best growing conditions are kept, it helps stop pests and damage to produce from the elements too. Best Hard End-Wall Covering: 8 mm Twin Wall Polycarbonate Sheeting. We even provide a Growing Pack to help you start growing straight away. Step 6: Cover the frame with plastic sheeting. Snapa Clear C Sections. See full list on clearambershop. Once erected they will be there for several years, so check out my tips before buying. 1m & 14m Widths. 90. Plastic Sheet Covered Single Tunnel Greenhouse $10. Made with clear film with no slits or holes for maximum. Produces higher-yielding plants with stronger than normal root systems. Search from Poly Tunnel stock photos, pictures and royalty-free images from iStock. 8m) wide so you have enough room to move around; 8ft (2. Chat now. Steel Diameter: 28mm. 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. After the plastic was placed over the triangles, the greenhouse was ready to assemble. They can fit within many gardens and other growing spaces while still offering a good amount of space for growing food. £22. 7mm thickness. 92. 45m. The extra cost at the beginning can save money in. A 24 to 36-inch (60-91cm) tall plastic tunnel can be used to grow broccoli, Brussels sprouts, and cabbage. such as nature, heat treated. The main types of poly tubes are high density polyethylene (HDPE) and. 40 per running meter. 17. Plastic greenhouses. Ventilation Ventilation is essental for 2 reasons: To keep airflow going so that the tunnel doesn't get too damp in winter or too hot in summer To assist with pollination The tunnel houses you can buy have. A test to measure the impact strength on a test piece of plastic, using a weighted falling 'dart'. Generally speaking, poly bags are made from polyethylene, one of the most popular types of plastic packaging formulations today. 94 to $206. High Tunnels are similar to hoop houses but are taller and are mostly used for commercial crop production. Steel Diameter: 28mm. 100s of help & advice articles. 14 foot x 20 foot. These 6 ft. Less demand for watering. 50. Pro Plus Poly Tunnel Replacement Cover Key features: A replacement cover for the Pro Plus Poly Tunnel Extends the life span of your Poly Tunnel Complete with 6 windows and 1 door Green PE mesh cloth 140g/m2 Durable and long lasting. 5 out of 5 stars 437. 4. In this article, we will discuss the factors that impact the longevity of polytunnel plastic and how it can be recycled. Arunabha Pal. Polytunnels are less expensive…. Welcome to Ferryman Polytunnels, a family business based in Devon delivering nationally. from China. Make sure it’s tightly drawn across the frame and then anchor it at the base of the structure. At Premier Polytunnels, we manufacture high quality commercial and garden polytunnels, polytunnel accessories, cloches, fruit cages and sheep housing. Available widths: 8m - €15. Various types of plastic can be used for the roll-up sides, but most commonly the roll-up sides are installed from a single top cover piece that is purchased so it is long enough to cover the roll-up sides as well. They entrap the carbon dioxide gas which enhances the photosynthetic activities in plant which results in higher yield. Getting started; Poly Tunnel Plastic Sheeting; Poly Tunnel Plastic Sheeting - China Manufacturers, Factory, Suppliers. Tomatoes need a germination temperature that remains between 25ºC and 27ºC, and 20ºC after they have emerged. If you're interested in erecting a polytunnel your. One of the main advantages of a polytunnel is that it is an extremely cost effective solution for raising crops under cover when. Stabilised with the latest technology to give you a longer film life. Many people decide to install this plastic as their end-wall covering. I have used polytunnels since 1983 when I bought 3 of 18×55 feet (5. We are a family and owned company - we care about the products and services we offer you. Here are some commonly used types of polytunnel covers: Clear polyethylene: This popular type of plastic polythene is commonly used for general purpose growing, this clear covering, is durable, UV resistant, and allows maximum light transmission, making it an ideal choice for growing a wide variety of crops. 99 Typical:. 2m Wide Rolls of Clear Polythene Sheeting in Stock. The polytunnel plastic is secured on the ends of the tunnel by being fitted to the door frames using timber battens and nails. As well as protecting from pests and cold weather, these strong, plastic garden cloches utilise rainwater collection reservoirs to make sure plants still receive water. Wider Scope Fig. A high tunnel or hoop house, on the other hand, does have endwalls, doors, and sidewalls. All of our 6 mil Greenhouse Poly comes pre-folded and rolled up on a hollow cardboard cylinder. 5 out of 5 stars 4. Wider ScopeFig. 5m Polytunnel Cloche Mini Garden Greenhouse SeedlingCloches are glass or plastic domes or square structures that fit over individual plants. The seeds are sown in rows, covered with a 0. We have a wide range of horticulture materials for sale including greenhouse plastic, anti-bird netting & more. An 18 to 24-inch (45-60cm) tall plastic tunnel will accommodate lettuce, spinach, and other salad greens. Just keep in mind the cost associated with doing so. $16. Distance Over Hoop: 16ft 1in. Find high-quality royalty-free vector images that you won't find anywhere else. Their maintenance is easy but life is less than polyhouse and has comparatively higher temperature inside the structure due to less height and smaller size. Get started today!The plastic sheeting that covers polytunnels affects heat retention, too. The ends can be tied and. Read More (opens in external tab) White UVI. In today's episode, I show you an EASY, CHEAP way to build a mini poly tunnel / Cold frame at home. 2: Closed plastic poly tunnel. There is not a single type of plastic that works best for a roll-up side. 5cm tubes were too thin for my exposed site. BHGS Ltd, Vale Park, Evesham, Worcestershire WR11 1GP Tel: 01386 444100 Fax: 01386 444101 Email: sales@bhgsltd. Perfect for new polytunnel builds or as replacements for an existing polytunnel system, all our covers are made with polythene for its thermal, weather resistant qualities. It has a life expectancy of up to 10 years and comes with a 5-year warranty against UV degradation. The steel has a yield strength of 350N/mm 2 which is stronger than the standard 275N/mm 2. The ‘dalek’ composter. iii) Water once a week during early spring and. Allow at least 1 to 2 feet of space in between staples and screws. Delivery. Polybags average a thickness of 1-6 mils. Plastic low tunnel/nursery tunnel, local-type greenhouses/bamboo greenhouse/tunnel, naturally ventilated green/ polyhouse, shade net house and insect proof net house were major practices/types of. Trusted by Growers for 40 years, Monbulk Rural Enterprises have changed our name to Hortitech; the market leader in the design and supply of Greenhouses and Crop Cover Protection Solutions to the Horticulture Industry. Polytunnels often have lots of headroom so are ideal for cordon crops such as tomatoes and cucumbers. Great fillable sandbags for. This helps us ensure that we are providing the structural solutions that are built to withstand the worst. Rough weight of this Greenhouse Plastic is . 99 £ 9 . £34. The support for the headboard is about 2×6 ×17 inches in dimension. At JF McKenna we design, manufacture and supply a wide range of domestic and commercial polytunnels, with polytunnels to suit the small gardener to the professional grower. 00. This Polytunnel Greenhouse is a good product for cultivate seedling , optimum temperature , protect. A mini polytunnel, portable plant protector, or small space polytunnel is ideal if space is limited. Low tunnels are temporary structures that are approximately 4 feet tall and 3 to 6 feet wide. Features a heavy duty reinforced polyethylene cover, two zippered roll-up windows, & doors. Get started today!Step 7: Cover With Plastic. £83. Solar tunnel offer a standard straight-sided burrow plan, however the spread is very . This low tunnel film is designed for use over small, vulnerable crops early in the season and is typically supported by wire hoops. 50+ bought in past month. Lets go over them in a list here, before taking a deeper dive into each type of hardware component. The cover for your polytunnel should be a minimum of 720 gauge (about 180 microns). We built ours over 12 inch raised beds for about $600 including most of the soil. Axiome 10mm Sheets tend to be the most popular thickness of polytunnel plastic as they offer the right mix of flexibility and strength. 5mm Wall Thickness Z35 High Tensile Galvanised Tube As used to manufacture all our Polytunnel kits. Polytunnels can be large enough for a person to walk through, or they can just cover your plants and crops, so they take up too much space, and gardeners can check their plants, vegetables or fruit. Read More. Poly Tunnel Plastic (2040 products available) New style Transparent poly tunnel UV resistance agricultural 200 micron greenhouse plastic film roll $2. £19. If you are cutting from a longer roll of plastic, be sure to leave 2’ extra on each end to allow for attaching to the end walls. An industrial strength tube ideal for adding extra supports or creating structures within a polytunnel. 100s of help & advice articles. Available in timber or aluminium options, Base Rails do away with the need for digg. Polyane consists of a 3-layer transparent film which will last for many years. Polytunnels are a type of greenhouse that are used to grow plants in a controlled environment. I got the frame cheap s/h (£100) and the plastic was another £200 new so it is a cheap way to make a large dry space. Stal Impex is a company specializing in the production of highly-processed steel products in the form of sections. Polytunnel Agriculture "In Scotland, fields covered in polytunnels and plastic for warmth and protection from the weather are used for growing strawberries, raspberries and other fruits. FREE delivery Tue, 3 Oct on your first eligible order to UK or Ireland. Current lead time is approximately 14 business days. If cost is one of the main factors affecting your decision, polytunnels are far less expensive to install than greenhouses. Customise your 30ft wide polytunnels with lots of additional options available such as length, cover type, irrigation, ventilation, door type and much more. The polythene we stock is from a range of 'Visqueen' films that are manufactured using the latest technology, binding three separate layers of polyethylene together to produce an extremely strong and durable cover. Our in-house design team are always innovating new products using the latest state-of-the-art 3D computer modelling system and structural analysis software. AU $30. Easy away to roll up sides, staple plastic to a 1 x 1, will help you hold plastic in place. How much does a polytunnel cost? Polytunnels are a much more cost-effective alternative to greenhouses. A little A-frame greenhouse/playhouse was made with a. 95 £79. 83m) Wide Polytunnel configuration page. They can fit within many gardens and other growing spaces while still offering a good amount of space for growing food. The triangles were pieced together and held in place with screws, starting at the bottom. Are you sitting comfortably with a cup of something nice, if not this is where the free tea bag provided with your First Tunnels Polytunnel will come in very. 19 £ 4 . Hoop Houses polytunnel uses a series of hoops to support the plastic covering. With a high-quality polytunnel, you will be able to grow a huge range of crops including lettuces, microgreens, leafy greens, carrots, herbs and much more. 2) The arches were temporarily sat in their final positions to mark ground areas were we needed to dig the holes for each leg. Zippered panels can be opened to vent excess heat on sunny days or to permit access when tending to plants. 99. Even in winter, the power of the sun through the plastic can raise. 1M Wide SunSmart Green (for 14ft wide Polytunnels) Shade Polytunnel Polythene Film / Replacement Cover 11. Avoid construction grade material that has less strength. Save 5% on any 4 qualifying items. 85m above the ground. . We use a local galvanising. Both cost effective and easy to construct, a polytunnel is essential to any gardening enthusiast. Sliding Doors for Poly Or Shade Houses. • All our tunnels have a 5 year polythene with an ultra violet light inhibitor, to protect from break down by the suns rays. Alibaba. From the polytunnel frame and polytunnel parts to covers, clamps and internal additions - polytunnel accessories will help you to create the perfect growing space and to maintain it and repair it as needed over time. Polytunnels: The Low-cost Option of Protected Cultivation. Showing 24 of 117 products. Larger sized poly will ship via LTL (less than truck load) Motor-Freight. There are two ways to hold the plastic cover in place: pinning it to a wooden base rail which is fitted to the foundation tubes; or burying a skirt of polythene in a trench 30cm deep. Copolymer poly is a low-cost material that is good for one season. Looking for greenhouse supplies & products in Australia? We're the market leader in the manufacture and supply of quality greenhouse products - Call Today!4-Tier Green 160cm Greenhouse - Polytunnel Poly Plastic Garden Plant Vegetable Mini Growhouse Tent Polyethylene Cover - By Harbour Housewares. Look, I’ll fess up if you will too. Attaching greenhouse plastic to metal framing is very easy, however, it will require a few additional pieces of hardware in order to firmly connect the plastic for any duration of time. This makes transparent covers a much better option.