More. View More. Whats included in a Basic Polytunnel Kit? Your Order and Delivery; About Us; Contact Us; News; FREE Delivery in Wales* Kits only. Our tunnels are made from polyethylene for longer life and better performance. 53 sold. Complete Mini Polytunnel Kit With Poly Cover. Mini polytunnels can be fixed to raised beds to create a compact. . FarmTek offers the best customer service and most economical prices on products for the agricultural industry. 90. Anti Hot Spot Tape – Essential for the long life of your polytunnel cover. The PT-30 is an innovative greenhouse. Price is a fair bit more than budget picks. £39. Ground Anchor Plates – The easier alternative to concreting. $101. View More. 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 who can rely on. You will receive a detailed set of instructions with your Polytunnel Kit, but the following gives a brief guide to construction. Polytunnel Kits. Timber side rails are exactly the same as base rails, but these rails are placed around the polytunnel framework at the top of. 14ft x 42ft Straight Sided Polytunnel Kit, Heavy Duty Professional Greenhouse. With proper care, even a 5m2 garden tunnel will produce enough vegetables for the whole family. The 14ft wide is the largest of our garden polytunnels range and is designed using 38mm diameter steel hoops. Our Polytunnel kits come with all your steel work, polythene cover, hot spot tape, base rail system including dips, two door frames and one door and air vent screen. Our Polytunnels come fully fitted by our in-house Professional fitters. Hoops constructed of wire (9-gauge) or pipe (metal or plastic) can be. Redpath Tunnelhouses are proudly made in Australia and use the very. 70 Close. It is a straight-sided polytunnel. Our polytunnel kits are available in varying sizes from 8ft wide up to 30ft wide, ensuring that we have a polytunnel for everyone from hobby growers up to commercial needs. Shop great deals on Polytunnels Frames. polytunnel plastic . The 6ft wide polytunnels are built to the highest specification, matching the quality and using the same materials as those we offer in other sizes. 3m Long x 33mm OD x 1. They are sold in many sizes from mini polytunnels for gardens and allotments to large commercial polytunnels. 50. Supplied with the following fixings. Polythene Care Kit contains 1 roll of 2 inch, 3 inch and 4 inch repair tape and a 20 litre container of Algon Organic. Polytunnel Prices. Growing Crops in Polytunnels: The Variety of Crops is Huge As Is The Size of Tunnel. All our polytunnels use large diameter galvanised steel tubing with strong interlocking joints. Polytunnels. Polythene Care Kit contains 1 roll of 2 inch, 3 inch and 4 inch repair tape and a 20 litre container of Algon Organic. Self assembly polytunnel kits from the Gardeners Delight range are available for the DIY enthusiast, all sizes available from polytunnelsdirect. In this episode I show you how to build a polytunnel kit. For the largest two polytunnels in the commercial collection – the 27ft and the 30ft wide – timber base rails are supplied to secure the cover and a triple ridge kit is included for additional strength. From €700. 57 delivery Jun 1 - 16. 99. FieldPro Gothic 30' with skids (8 MB) If you need additional technical support or have a question not answered here, we can be reached 8 AM to 4:30 PM central time, Monday through Friday at: Phone: 800-852-3443 (toll-free US and Canada) or 651-463-7009. Every polytunnel we offer comes with a selection of optional extras, so you can shop for upgrades to suit your needs. Added to Cart. Customs services and international tracking provided. GARDENING ACCESSORIES. You might buy only one polytunnel, so choose a good sturdy Five Star Polytunnel kit from us. Custom High Tunnel Coldframe Greenhouse. polytunnel 120. It’s perfect for newbie polytunnel gardeners in the UKRidge tubes, which go along the top centre of the tunnel holding the hoops in place. Excellent for growers looking to extend the season. Large Size Plastic Film Greenhouse / Agriculture Greenhouse 20m - 100m Long. 50. Jun 5, 2015 - Total Polytunnels are leading supplier & manufactures of high quality polytunnels. Add to Cart Compare. They perform perfectly when it comes to. A polytunnel is not a poor man's greenhouse, it is a tool that allows you to grow things more successfully than you ever thought possible. Mini polytunnel frames can be covered with poly to make a mini greenhouse or covered with an insect excluding mesh to protect against pests like cabbage and carrot root fly. Benefits of a Polytunnel: Crops grow quicker earlier and possibly larger. BRAND NEW 14FT X 18FT POLYTUNNEL KIT - HEAVY DUTY PROFESSIONAL GREENHOUSE - WD. There is a wide range of sizes available. Consisting, Steel Hoops, Central Ridge and Corner Stabilisers. 75. September 1, 2020. 5 stars. FarmTek offers the best customer service and most economical prices on products for the agricultural industry. Our tunnels are available in a variety of sizes. Timber side rails are exactly the same as base rails, but these rails are placed around the polytunnel framework at the top of. Our standard polytunnel includes: 33mm. Create your very own microclimate providing higher temperatures and humidity for fruit, vegetables and any other plants you are growing outside of their usual season. The Farmers Friend Caterpillar Tunnel kit brings the benefits of greenhouse production to your farm in an easy-to-assemble and affordable package. About the kit. It can be used as a seasonal cold frame but is also heavy-duty enough to be used as an inexpensive, year-round High Tunnel growing structure. Polytunnel greenhouses are a fantastic alternative to the far more expensive greenhouses made of aluminium and polycarbonate or glass. As well as direct vegetable sowing, a polytunnel is the perfect environment to bring on healthy plug plants. Polytunnel Kit For Sale In Australia. Ideal for both polytunnels and raised beds. £249. com By BBC Gardeners' World Magazine. 99. $2,895. Greenhouses come in a range of widths and lengths, in 2ft (60cm) increments. Door Draft Excluder Easy Build 2m. 312-024. Made in Melbourne, our frame structure is fully galvanised Australian steel, rails and plinths are Australian kiln dried treated pine, covering materials are Gro Tuff UV stabilised 3 ply laminated. , Ltd: We're well-known as one of the leading greenhouses, carports, sheds, polytunnel greenhouses, portable greenhouses manufacturers and suppliers in China. Implementing polyculture and crop rotation within polytunnels can optimise soil health, control pests,. Extra Strong Greenhouse Repair Tape, 1 Roll - 10cm width/ 25m Length, Clear Polythene Polytunnel repair Tape, Gardening, Farming. ie at a very affordable price. Livestock Shelter Polytunnel Kits Creating a livestock shelter by using a polytunnel provides an inexpensive and high-quality shelter protecting your livestock from the elements all year round. 10ft x 20ft (3. 50. Then slide 7/8″ pvc pipe that was 12 feet long through the brackets. Some customer use heavy-duty, galvanised weldmesh, whereas others choose timber slats. The polytunnel has fruit trees. The EasyGro range is our starter polytunnel which Includes high spec steelwork, polythene and commercial grade fittings. Delite Garden 6x3x2M polytunnel greenhouse also protects crops and flowers from intense heat, cold. Mark out position of the foundation tubes or ground sockets, starting with the corners, ensuring the diagonals are equal. 08 shipping. Not to mention, this polytunnel gardening method is easily movable, making crop rotation easily achievable with the use of this small polytunnel. This can be especially beneficial for warmer climate crops to grow properly in our climate. from United Kingdom. We also have a 7-day-a-week self-construction helpline should you get stuck and need additional guidance. 🌱 🏡 With their UV treated design, they've been tailored to thrive under South. 10. From: €1,650. Free postage. 6m high. Garden and domestic polytunnels are designed to be versatile and suitable for a backyard or domestic setting, providing a suitable environment for a wide. 00 - A$1,320. Specifications. Our innovative technology allows for maximum efficiency with minimal environmental impact. Polytunnels are lower cost per square metre. They are sold in many sizes from mini polytunnels for gardens and allotments to large commercial polytunnels. These range from 10 to 18 feet wide with a variety of lengths of up to 90 feet. 5m x 2m (8ft 2in x 6ft 7in) Premium Polytunnel Galvanised Frame by New Leaf™. Polytunnel kits for schools 15%0ffTHE KITS. The Glasshouse Company are manufacturers of. 95. With a high-quality polytunnel, you will be able to grow a huge range of. We built it using raised beds as a base, greenhouse plastic, and using grey PVC pipes as the frame. Greenhouse Garden Polytunnel Grow Tunnel Vegetable Allotment 0. 50. Polytunnel Greenhouse is an easy to setup structure with quick and easy installation. Whether you want a small polytunnel greenhouse for your garden or you are looking for a professional polytunnel greenhouse with room for hundreds of commercially grown plants, you can find what you are looking. A mini polytunnel kit is compact, perfect for balconies, patios, backyards, and even on your tabletops. Some of the new, reinforced covers will last longer. $2,895. Mini Polytunnel kits and raised bed covers that can be attached to any raised bed or used directly on the ground. ie at a very affordable price. Yes, a drip system with 2 lines for 4 beds and including the necessary filter, fittings and pressure regulator is available for $485 for “The 105” and $345 for “The 55”. 90. Then, drape a sheet of heavy duty polytunnel. Polytunnels are a popular choice for home gardeners, hobby farmers, nurseries and commercial growers. Available standard polytunnel kits sizes: Width: 10ft, 12ft, 14ft, 16ft & 18ft Length: 13ft, 20ft, 27ft, 33ft, 40ft, 46ft, 52ft & 60ft If you require a polytunnel more than 60ft long, please call us for a Quotation. 6mm galvanized gun barrel steel with 26. 57m) Dream Polytunnel From £682. About the kit. Our Polytunnel kits come with all your steel work, polythene cover, hot spot tape, base rail system including dips, two door frames and one door and air vent screen. Greenhouse Tunnel Kit, 0. The Easy-Build kit, Basic kit, what is included. Steel Specification: Z35 high tensile galvanised. 00 inc. Small Polytunnel Kit Suppliers – Tunnel Greenhouse – Ningdi Detail: Quick Details. Type:Garden Greenhouses Commercial Buyer:Specialty Stores, Department Stores, Super Markets, Convenience Stores, Discount Stores, E-commerce Stores Season:All-Season Room Space:Outdoor Room Space Selection:Support. Quite like traditional greenhouses a polytunnel. Side Rail Kit (Right Side) Timber Side Rail Kit (Right side) £143. A kit contains everything you need and materials that are optimized for growing plants. Polytunnels usually have an elongated shape, strongly resembling a tunnel. Get 10% DISCOUNT off your new polytunnel and any other products from Direct Plants, by using my code LIZ10 at offerings include farm supplies, aquaponic, poultry supplies, agriculture products, animal housing, home improvement, commercial high tunnels and hoop houses, fodder. These type. This kit is a polytunnel gutter only, designed to be used in conjunction with a Timber Side Rail kit or our Aluminium Side Rail kit. Hoop Spacings: 7ft (2. Our Self-adhesive guttering is the easiest way to conserve natures water. Stable. We offer greenhouse film; benders and jigs for high tunnels and low tunnels; and supports, anchors, and hardware to keep it all together. Mercia Shiplap Greenhouse Combi Shed - 10 x 6ft. Direct Polytunnels. Clear any stones from the ground around your frame and unroll the cover, sliding it over the hoops so it sits evenly over the frame. 0 /5 ·Customise your 18ft wide polytunnels with lots of additional options available such as length, cover type, irrigation, ventilation, door type and much more. Direct Polytunnels 14ft Wide Straight Sided x 30ft Long Polytunnel Kit All our Polytunnel Kits Include Everything you need to Start Growing FEATURES, SPECIFICATIONS & WHAT'S INCLUDED: 14FT Wide X 30FT Long; 9FT Tall working height throughout with 2FT 6" straight sides (slow gradual curve to 9ft, giving maximum head height) perfect for all. Description. 00 Caterpillar Tunnel Kit. Our greenhouse covers have been proven to grow plants faster than the leading competition. 95. Country/Region of Manufacture: United Kingdom. Add to basket. These range from 10 to 18 feet wide with a variety of lengths of up to 90 feet. It works the same way a normal greenhouse made of glass would, by attracting and trapping the sun. Little Cottage Co. Save $315. . From cheap and cheerful easy to erect polythene Mini greenhouses to high quality Mini Greenhouses with toughened. The kits are supplied with plenty of pipe and fittings for both sides of the polytunnel. BRAND NEW 14FT X 18FT POLYTUNNEL KIT - HEAVY DUTY PROFESSIONAL GREENHOUSE - ND. + Zinc coated greenhouse pipes = superior frame durability. Every kit will of course contain the main elements of your polytunnel. 5 litre container of Algon Organic. Whats a 'Real Polytunnel' ?. 65. . Hobby and garden polytunnel kit width 10' manufactured at our workshop to your needs with accessories & polythene to suit you, delivered direct to your door. At Premier Polytunnels, we. View our range of Polytunnels, fittings, support kits, doors, ventilation and more. 5%. The prices vary according to size and supplier. 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. Starting at $13,805. 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. The kit comes with a 16mm OD (1/2” ID) commercial dripline, with pressure compensating emitters positioned every 30cm (12”) along the pipe to ensure even irrigation over three runs per side. A View of Garden and Domestic Polytunnels. Add to Cart Compare. Advantages of Polytunnel Greenhouses. 1 OF 4. 00 £64. RAISED BEDS. We carry a great line of hobby greenhouse kits in many sizes and configurations and we manufacture greenhouses ranging from small polyethylene covered seasonal retail structures to the permanent, polycarbonate greenhouses used by commercial growers. com. We supply 3″ x 3″ door frame timber as a standard part of the kit so the polythene can be pulled really tight without. Pull the polythene cover gently and carefully across the frame, making sure that the excess is distributed as evenly as possible around each side. Hobby Aluminum Sliding Door Instructions. Grow bigger plants, faster with our High Tunnel Greenhouse 20 X 40 X 10 ft. It was after we had 5 weeks of rain one summer. View More. For our 12ft wide polytunnels, the. Whats a 'Real Polytunnel' ?. Ground Cover & Pegs for up to 16ft x 25ft - £31. EUR 1,244. This handy cam video shows the method used to construct/ assemble First Tunnels polytunnel doors. £84. Polytunnels are cheaper than greenhouses per square foot. £. We have been designing, developing and manufacturing polytunnels since the 1960s and we have recently developed a range of school kits. 5 litre container of Algon Organic. Caterpillar Tunnel Cross Brace Kit. However, it’s been well worth the effort as it continues to provide us with an abundance of vegetables despite unpredictable and harsh frosts. 50. 12 - $120. Heavy Duty Direct From Manufacturer Full Kit With Door. 18FT Wide X 48FT Long; 9FT Tall and has maximum working height throughout, full standing height from approx 1FT in from sides. Check out our customisation options!. · Polytunnel Kits: When you select a polytunnel kit, always make note of all the items that are included in the kit at the price offered. Includes ground tubes as standard and assumes trenching method. 60 Close. The GrowSpan Gothic Premium High Tunnel Advantage includes: Ideal for just about any crop. They're semi-circular structures with a door at one or both ends. 00 Close. These range. Direct Polytunnels Polytunnel kits direct from the manufacturer. Polytunnels come in all shapes and sizes, from small models designed for home gardeners to much larger tunnels which are meant for commercial use. The complete package assembles quickly with minimal tools. The frame in a backyard hoop house kit will last many years. We can also supply shade netting for your doors as shown here. The standard size for greenhouses is around 6 square feet. Our high tunnels help CSA’s and vegetable growers alike enjoy an extended season by getting their product to market sooner. Sliding Doors for Poly Or Shade Houses. It is possible to order a polytunnel, usually in kit form, from a manufacturer. 18ft Wide X 60ft Long Large Commercial Heavy Duty Polytunnel Kit Professional. The unique ground tube system on a five Star Polytunnel allows the hoop to be jacked up after covering, and the polythene fixing method of rolling the polythene onto batten around the door frame ensures a drum tight finish. Add to basket. 11. 37 postage. There are many gardening tricks to guarantee a better yield. Whether you’re a gardener, allotment owner or commercial grower Direct Polytunnels have the heavy duty, high-quality polytunnel kits you’re looking for. Direct Polytunnels Commercial Size 18ft Wide x 30ft Long Conventional Polytunnel Kit. Buy your polytunnel greenhouse here. Requires four doors (not included in price). Greenhouses & Polytunnels for sale in Ireland - Buy Greenhouse Online - Polycarbonate Polyunnels - Vegetable Seeds and Greenhouse Accessories - We are specialists in polycarbonate polytunnels and greenhouses. Polytunnels are a great way to add extra heat to summer warm season crops like tomatoes, peppers, eggplants & melons. FEATURES, SPECIFICATIONS & WHATS INCLUDED: 18FT Wide X 48FT Long. 2 out of 5 stars 96. C $178. Greenhouse Garden Polytunnel Grow Tunnel Vegetable Allotment 0. Type: Heavy Duty Professional Polytunnel. Sizes depend on the manufacturer, but as an example, they may be 6 x. "Strongest In It's Class" a fully Galvanised Structure with more internal bracing. 45m x 3m x 0. Direct Polytunnels Commercial Size 18ft Wide x 48ft Long Conventional Polytunnel Kit. An industrial strength tube ideal for adding extra supports or creating structures within a polytunnel. The Quickcrop mini tunnel kit is a DIY kit for building a sturdy and long lasting mini polytunnel frame. MPN: Does Not Apply. Polytunnel greenhouse 4x10x2,4m (7 pages) Greenhouse Kit Dancover gh21200 Manual. Once you get into the groove of polytunnel growing, you probably won’t look back! Compared to their close cousin the greenhouse, a polytunnel covers a lot of square feet - allowing you to grow a range of crops. 50 + VAT for the first 3 rolls and then £1 for each additional roll. A polytunnel can open up a world of possibility for your garden. 00. It is a straight-sided polytunnel. However, they can be seriously large - up to 30 feet wide. 18ft Wide X 84ft Long Large Commercial Heavy Duty Polytunnel Kit Professional. One low-cost method of accomplishing this is to use low tunnels. 0 pieces. The polythene used is 720 guage (180 microns) or 800 guage and comes in clear or opaque. Use the links below to click through to a huge range of polytunnels, spares and accessories – and use the amazing construction guides found on this site to help you construct your chosen polytunnel kit, or to replace parts and carry out maintenance. €39. Customs services and international tracking provided. . 00 to £2,829. Useful Extas. UV-treated, reinforced PE plastic roof ☀️. It is clear and so will not diminish sunlight and should outlive the rest of the cover. The ground tubes are sometimes referred to as Foundation Tubes. Material: Galvanised Z35 Steel Frame. Add. 4. Whether you’re a gardener, allotment owner or commercial grower Direct Polytunnels have the heavy duty, high-quality polytunnel kits you’re looking for. Add to cart. Looking for buying new Polytunnel? Sale of Polytunnels of Dancover in UK. Price: USD 2-6/sqm MOQ: Negotiation. The kits are supplied with plenty of pipe and fittings for both sides of the polytunnel. The material for this particular DIY polytunnel will cost you roughly $40 and takes less than 30 minutes to construct. Mini Polytunnel kits and raised bed covers that can be attached to any raised bed or used directly on the ground. Polytunnels are a type of greenhouse that are used to grow plants in a controlled environment. Frame Guard tape supplied. We provide services such as polytunnel kits, garden equipment's, replacement covers and many more. Then screw the board up into the poly. 7 yrs CN Supplier . If trenching the cover, making sure to pierce it in the bottom of the trench to prevent waterlogging around the polytunnel, otherwise, affix the cover to the base rail. Add to cart. Polytunnels Direct is an Irish Company and Fully Insured. They are generally available in a range of sizes to fit small and large spaces. co. Timber to make the door frames and doors. The Quickcrop mini tunnel kit is a DIY kit for building a sturdy and long lasting mini polytunnel for plant and raised bed protection. 55. Add to Cart Compare. Redpath Tunnelhouses offer a larger than standard home greenhouse at a full 2. It is most often constructed using steel and is covered in polythene. Type: Heavy Duty Professional Polytunnel. A polytunnel can open up a world of possibility for your garden. The sliding door track easily attaches to your woodend door frames or you aluminium door frames, depending on which polytunnel you have. Polythene Repair Tape Greenhouse Polytunnel Clear Waterproof Heavy Duty. 2019 Direct Plants sent a 14ft by 30ft polytunnel kit to review. This tunnel is 36ft long by 16ft wide and is a totally metal frame. The advantage of a ready made kit, however, is that you can put it up straight away. 8m) wide so you have enough room to move around; 8ft (2. MPN: Does Not Apply. Sufficient polythene is provided for the door covering as part of all the polytunnel kits. 8ft x 15ft (2. EUR 1,004. Our Heavy Duty Full Installation Tunnel Package comes fully fitted and supplied with the following: Hoops: For our 20ft & 24ft wide tunnels we use 50ømm high tensile galvanized steel tube specifically made for polytunnel construction. What parts are we referring to?We're professional small polytunnel for home use kit manufacturers and suppliers in China, specialized in providing high quality products and service. (Total length/Sheet Width) + 2 = Sheets Quantity (round up to whole sheets) For example, for a 6200mm length you would calculate 6200/1050 = 5. com. This is simply because there aren’t any design features and the materials used are cheaper. Mini Polytunnel kits and raised bed covers that can be attached to any raised bed or used directly on the ground. Side Rail Kit (Right Side) Timber Side Rail Kit (Right side) £76. The variety of different coverings that can accompany garden and domestic polytunnel kits, from manufacturers and polytunnel suppliers. 6ft Walk in Greenhouse. Then add two sheets for the ends of the polycarbonate tunnels. The kit comes with a 16mm OD (1/2” ID) commercial dripline, with pressure compensating emitters positioned every 30cm (12”) along the pipe to ensure even irrigation over three runs per side. Self assembly polytunnel kits from the Gardeners Delight range are available for the DIY enthusiast, all sizes available from polytunnelsdirect. This polytunnel greenhouse structure allows for excellent ventilation. Our school kits have been created using the most. No wonder it has made it to the top of our list of the best polytunnels for an allotment or garden on a budget. Rest assured you will have enough polythene left over from your polytunnel kit to provide the coverings for your new doors. Direct Polytunnels 14ft Wide x 30ft Long Conventional Polytunnel Kit. . 95. 4mm X 2. This structure also helps with substantial amount of sun-lighting intake. Side Rail Kit (Right Side) Timber Side Rail Kit (Right side) £65. For “The Mini” it is 6 rows of drip and is $245. Includes all the parts and supplies you need plus free shipping!Whether you’re a gardener, allotment owner or commercial grower Direct Polytunnels have the heavy duty, high-quality polytunnel kits you’re looking for. £34. Polytunnel greenhouses are basically affordable and easy-to-assemble greenhouses, which consist of a frame covered with a durable foil. Polytunnel Greenhouse 2x3x2. 95 - €42. in Abbotsford, British Columbia, is one of them. The kits are supplied with plenty of pipe and fittings for both sides of the polytunnel. Steel Specification: Z35 high tensile galvanised. A table displaying which months are best to sow, plant and harvest. The Best Manufacturers of Polytunnel Kits. 3ft Wide Lean To Greenhouse for Winter. Polytunnel Kit – width 12ft (3. 6. Every kit will of course contain the main elements of your polytunnel. Mon-Sat: 8:30am – 5:00pm. + UV treated, 8mil (0. 00 1100 Series Hoop House Package. 1. concrete or timber. See more ideas about. The best way to water a polytunnel to reduce the amount of water lost through evaporation, is to water your plants early in the morning or in the evening, rather than during the heat of the day. The 6m through to 12m length tunnels include a 1. Delivery of. 15. This includes the incredibly strong frame. The polythene we supply with our polytunnel kits is "Indasol" manufactured by Solplast. An industrial strength tube ideal for adding extra supports or creating structures within a polytunnel. Buy it now. Description. VonHaus Polytunnel Greenhouse – 3m x 2m Walk in Pollytunnel Tent – Heavy Duty Weatherproof 6m² Poly Tunnel for Garden and Outdoor – Steel Frame and Steel Frame Door – Insect Proof Roll Up Mesh Windows. 90% of light is transmitted through the polyethylene and it stays warm much longer than a greenhouse. 30ft (9. 9 Best Crops To Grow In A Small Polytunnel. Ring for free friendly advice 01363 84948. Polythene is ideal for creating a greenhouse-style environment and protecting plants that thrive in warmer. 59 shipping. Palram - Canopia | Chalet Greenhouse Kit. 8M (9’2″) wide x 2. Round frames are best for snow load, and high. You can buy polytunnel kits, which include the door and frame. Self assembly polytunnel kits from the Gardeners Delight range are available for the DIY enthusiast, all sizes available from polytunnelsdirect. a. 00 (inc. 00. 00. Polytunnels come in a range of sizes and are used to keep plants, vegetables and fruits warm enough to grow in temperate regions. VAT) £139.