Clear plastic polytunnel covers are made from high-quality 150mu (600 gauge) polythene which is tough and long-lasting. Variety of applications: fabric greenhouse shading, vegetable garden shade, general shade cloth for home, pergola and garden. The interior heats up because incoming solar radiation from the sun warms plants, soil, and other things inside. Retaining day time heat is essentially providing insulation and draft proofing to keep warm air inside the polytunnel. Snapa Clear H Sections. BHGS Ltd, Vale Park, Evesham, Worcestershire WR11 1GP Tel: 01386 444100 Fax: 01386 444101 Email: sales@bhgsltd. Our calculator selects a width of polythene that spans the distance over polytunnel hoop (C) adding excess to accommodate enough material for burying in a trench (additional 2m) or fitting to base rails (additional 1m). 2. Outsunny 6 x 3 x 2 m Polytunnel Greenhouse Pollytunnel Tent w/ Steel Frame White. Crinkill House, Birr, Co Offaly Eircode R42 VX36 Tel: 057 912 0424 Fax: 057 912 0944 Email: info@polydome. I built 2 for around £30 in total. Instead of a rope system, the structure is secured by metal base and hip board, side-braces, and purlins. Arunabha Pal. The exception here is if you only have a small space. NOTE: Polythene comes in one sheet cut to Length in meters as specified by the number you enter in the box beside 'add to basket'. A nut, bolt and self drill location screw are supplied with. Fasten the Polytunnel frame to the wooden frame. Features a heavy duty reinforced polyethylene cover, two zippered roll-up windows, & doors. Steel Specification: Z35 high tensile galvanised. Clamps, Clips and Fastenings. . Please Note: The calculations for our polytunnel covers are based on a polytunnel with a door frame at each end. These items can be purchased to extend or repair an existing First Tunnels Polytunnel, build your own Polytunnel from scratch or create a truly bespoke Pergola, Arch,. Greenhouse plastic to suit size of Tunnel House or Polytunnel; Hortiweave roll-up door curtains. The 10mm twinwall polycarbonate sheets form the main cover and are joined together by the Clear H sections. 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. I Bar Sealer - A machine consisting of one heated side used to seal off and enclose products within a flexible plastic film. First Tunnels range of polytunnel covers are durable and manufactured with the best materials to ensure they are durable and long lasting. 99 Typical:. Be sure and leave at least one end of the poly tunnel open so you can reach in with a watering can and give the plants a drink as needed. They continue to become more popular each gardening year. View More. Greenhouse tomato farming is a practice that is common in many countries. 81 to EUR 89. All prices plus delivery. Min Order: 400. Dec 2020; Rahul Adhikary. Some vegetable crops are much more sensitive to soluble salts than others. Closed plastic poly tunnel. 5x17m) and they served me well except that their 1in/2. Solar tunnel offer a standard straight-sided burrow plan, however the spread is very . We produce steel pipes and profiles - welded, also in galvanized version, as well as foil tunnels (professional and hobby ones), garage tents, gates and fences, made with non-welded method. Inhibits fungus spore development for healthier plants. Plastic also raises humidity so is ideal for crops like celery which loves it. In this video I show you how after some testing iv come up with a method to make to the hoops for a hoop house from pvc pipe without connectors which makes i. 00. Chat now. Expert installers can help ensure that your polytunnel is erected as well as possible. These wood pallet shelves simply stand at one end of the polytunnel. An 8x6’ greenhouse for example will look great in a small garden. 77. Polytunnels tend to flex more in the wind than greenhouses, which might explain why a relatively inflexible material like corrugated plastic develops cracks. This is misleading. Add to basket Super Cloche Brassica Cage with Butterfly Netting - 2. For £400, you could buy a 6×20 foot or 10×12 foot polytunnel. They are sold in many sizes from mini polytunnels for gardens and allotments to large commercial polytunnels. 5m(800G) 14m(800G) 14m(1000G) 15m(800G) 15m(1000G) Please note: Minimum cutting length is 10 meters. 16 shipping. Click + Collect available. Thrivinger Garden Poly Tunnel, 310M Garden Grow Polytunnel Cover, Clear Plastic Sheeting Garden Diy Material For Greenhouse Roof Panels Foil Hothouse (Not Included Frame) 1. Polyane consists of a 3-layer transparent film which will last for many years. A high tunnel or hoop house, on the other hand, does have endwalls, doors, and sidewalls. We have fixed widths of covers, please note that certain covers have limited widths available and selecting one of these may result in. The plastic allows early in-ground seed starting, the others work great for pest control and and shading during the scorching July weather. 99. Provides comfortable working conditions during harvest season. For the most part, are clear or transparent bags made of plastic most commonly used for packaging and shipping specific consumer products. Plants don’t use it but it is better to let. such as nature, heat treated. Our high tunnels help CSA’s and vegetable growers alike enjoy an extended season by getting their product to market sooner. Despite the sheltered position it has split a little in some areas and gone green because it's not cleaned often. 95 £79. Our polytunnels are some of the strongest and most durable garden tunnels available in Ireland and the UK. This can have many benefits for both edible and ornamental crops, such as enhancing the fragrance, taste, colour, earlier harvesting and longer post-harvest shelf life. £21. Greenhouses and polytunnels are permanent or semi-permanent structures made of transparent material such as glass or plastic that protect plants from the cold and wind. 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. Horticultural Greenhouse Plastic Shade Cloth. Polyethylene: The chemical name is polyethylene, which is a semi-crystalline thermoplastic material used to make PE. We offer a range of spare clamps, clips and fastenings for our full range of polytunnels. £400. 4 Sizes Poly Tunnel,Polytunnel,Pollytunnel,Greenhouse,Green House,Polly Tunnel. 98. Our most popular polythene cover incorporates an additive that increases its Thermic efficiency, yet still retains 90% light transmission. PLASTIC PVC PE GREENHOUSE GROWHOUSE COVERS & FRAME GARDEN PLANT GROW STORAGE BAG. 23m) Wide From £3,121. ii) You can water by hand, or use a drip and trickle irrigation or sprinkler system. Add to basket. 800 guage semi opaque plastic. Mano Mano. A wooden garden stake cut to 1m is useful to get the gap from the first poly pipe. Please contact us to order this product or get a quote. 99. 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. First, attach the inside to the side. 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. We offer a variety of Steel Hoops available in different widths. Screwing the Channel to Metal. Retaining day time heat is essentially providing insulation and draft proofing to keep warm air inside the polytunnel. 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. 27ft (8. From Einhell to Outsunny, you'll find a wide selection of greenhouses, polytunnels, balcony greenhouses and walk in greenhouses from our outdoor brands. At Premier Polytunnels, we manufacture high quality commercial and garden polytunnels, polytunnel accessories, cloches, fruit cages and sheep housing. Customise your 30ft wide polytunnels with lots of additional options available such as length, cover type, irrigation, ventilation, door type and much more. This frame is typically covered with polythene plastic that’s UV resistant so it lasts quite a while. View More. 5m, 6m x 3. Pro Max Range: 4m x 3. Avoid construction grade material that has less strength. Using our guides, you can accurately calculate what size of cover to order by taking a few simple measurements of your polytunnel. A little A-frame greenhouse/playhouse was made with a. . Many of these items can also be used on. 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. Polycarbonate plastic is a lightweight, high-performance plastic that possesses a unique balance of toughness, dimensional. 3663602429005. Steel Diameter: 28mm. Shop with Afterpay on eligible items. 5mm Wall Thickness Z35 High Tensile Galvanised Tube As used to manufacture all our Polytunnel kits. Grow Tunnel, 7 m Long, Plastic Greenhouse, 10 Arches, £52. 3. Available polythene widths. 10m on a roll and available in two widths – 50mm and 100mm. 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. Price: from £19. Be sure and leave at least one end of the poly tunnel open so you can reach in with a watering can and. Find many great new & used options and get the best deals for Polytunnel Greenhouse Pollytunnel Poly Tunnel Cover Only 6m X 3m 6 Section at the best online prices at eBay! Free delivery for many products!. Our greenhouse company is specialized in greenhouse farm , hydroponic equipment supplies, plant nursery and etc. Standing 26” wide by 31” tall, the. Adjust the plastic so it will create a tight seal on the roof and sides of your polytunnel. • All our tunnels have a 5 year polythene with an ultra violet light inhibitor, to protect from break down by the suns rays. 52 per bay plus freight. 99. 12) At one end of the tunnel, gather the plastic together at a point about four feet from the end of the plastic and lay the gathered plastic in the base of the U-bolt. Welcome to Ferryman Polytunnels, a family business based in Devon delivering nationally. Northern Polytunnels has become a household name that is synonymous with quality. It’s usually made from a semi-circular metal frame that spans the length of your garden. Thinner thicknesses can be too flexible and. Mano Mano. Polythene / Netting Fixing Systems. Extend Your Growing Season. Secures easily with Spring Lock Channel and Wire, and can last more than 4 years if installed correctly. A 10ft wide polytunnel is a popular choice for home gardeners and allotment holders. Secures easily with Spring Lock Channel and Wire, and can last more than 4 years if installed correctly. Available in a huge range of sizes from 10x12’ up to 18x66’ our polytunnels are suitable for the smallest garden to the largest commercial plot. That is the large walk in frame tunnels covered in plastic sheeting for growing a wide variety of crops from. Polyane consists of a 3-layer transparent film which will last for many years. Keep in mind, the longer the polytunnel, the more it will need to be braced for additional support. It is very important to avail of a soil free from pathogens and pests. Buy it now + EUR 2. Polytunnel Repair Tape. 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. Polytunnels are wonderful structures and good value compared to greenhouses. Such greenhouses are known to sometimes require. Low cost cheapest plastic tunnel greenhouse. Delivery. Free postage. 50. 538 Reviews. 7mm thickness. 150 micron replacement plastic covers for greenhouse poly tunnel / plastic film sheet for agriculture farm $1,850. Start by cutting the materials. It is best to do this on a calm day. Polytunnels often have lots of headroom so are ideal for cordon crops such as tomatoes and cucumbers. For the same price, however, you would only be able to buy a much smaller greenhouse, sized just 6×8 foot. Now, I have added wood pallet shelves as another vertical gardening technique. Getting started; Poly Tunnel Plastic Sheeting; Poly Tunnel Plastic Sheeting - China Manufacturers, Factory, Suppliers. Note that green polytunnel covers do not let enough light permeate through the tunnel. Premier Polytunnels supply a detailed Construction Guide with every polytunnel, which includes step-by-step instructions and accompanying photographs. Straight-sided poly tunnels often have a. When you run a heater in a single-poly tunnel, you heat the air, and that hot air goes right through the plastic. An industrial strength tube ideal for adding extra supports or creating structures within a polytunnel. 49 to AU $45. 66. Roll the plastic on the roof of the polytunnel. For the most part, are clear or transparent bags made of plastic most commonly used for packaging and shipping specific consumer products. Free delivery and returns on eBay Plus items for Plus members. Straight Side: 3ft 6in. Poly tubing is a highly flexible, lightweight, and durable tubing that is produced from polyethylene, polypropylene, and polyurethane, polymers that are made from the polymerization of ethylene. Steel Diameter: 28mm. An 18 to 24-inch (45-60cm) tall plastic tunnel will accommodate lettuce, spinach, and other salad greens. Whether you are an experienced gardener or are just getting started on your journey to a more sustainable way of life, a 10ft wide polytunnel could meet. To Build A PolytunnelA video guide on how to build a polytunnel, taking it step by step from prep. Material. Build an easy cannabis polytunnel: Poles and hoops. Step 6: Cover the frame with plastic sheeting. Many of these items can also be used on polytunnels manufactured by other companies. 4-Tier Green 160cm Greenhouse - Polytunnel Poly Plastic Garden Plant Vegetable Mini Growhouse Tent Polyethylene Cover - By Harbour Housewares. Or a combination of the above. We supply UK manufactured polytunnels to farms, domestic growers, large garden centres and commercial users throughout the World. QUALITY POLYTUNNEL PLASTIC. We supply sturdy tunnel houses for NZ’s unpredictable. £39. Optional Features: Single door/s (dependent on width of THK) Hortitech Handyscreen Cover in 50% or 70% block-out, allowing for easy application and removal for temperature control; Side-wall wind-up curtains (dependent on width of THK)Polytunnels consist of a plastic sheet, which is typically either clear, opaque, or green, stretched over a series of aluminum arches. 1. Free standard delivery on orders over £75. £1399. Grow a variety of flowers, plants and vegetables in this 3x2 metre polytunnel by Garden Grow. The. • D-Plant Polytunnels are an Irish made product supporting local employment and local industry. Creating a heat source inside a polytunnel. Dimensions: L85cm x W40cm x H21cm. The triangles were pieced together and held in place with screws, starting at the bottom. Copolymer poly is a low-cost material that is good for one season. 99. Kumar Sivala. Quality construction & materials will last many seasons. £5. from China. 0 ton. Some possible remedies for high salts include having adequate. The original cover was seven years old, not bad for a poly cover. It is miniature structure, which produces greenhouse-like effect. 15m - €24 per. The interior heats up because incoming solar radiation from the sun warms plants, soil, and other things inside. Farm Plastic Supply provides greenhouse plastic sheeting in many sizes and styles. Constructed using powder coated steel frames covered with a waterproof PE protector, this polytunnel is durable and easy to construct. A 24 to 36-inch (60-91cm) tall plastic tunnel can be used to grow broccoli, Brussels sprouts, and cabbage. Allows for planting about 10 days earlier than without a cover. Shop Now. With your polytunnel build complete, you can prepare the interior ready for planting. Polybags average a thickness of 1-6 mils. Protect Your Plants. Typical specifications for a high tunnel covering would be a single layer of greenhouse grade 6 mil polyethylene rated for 5 years. Infrared Shrink Tunnel . Their maintenance is easy but life is less than polyhouse and has comparatively higher temperature inside the structure due to less. Pro Gro Poly Tunnel Cloche, Mini Greenhouse and Tomato £19. Produces higher-yielding plants with stronger than normal root systems. 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. There are two common approaches to keeping a polytunnel warm: Retaining daytime heat. Showing 24 of 117 products. 1m & 14m Widths. Satisfaction Guarantee. Different shapes and sizes of polytunnels can be built, to create microclimates suited for different types of vegetation. JFM Polytunnels. 32 - $2. Chapter. 85m above the ground. High Tunnels are similar to hoop houses but are taller and are mostly used for commercial crop production. Condensation issues in polytunnels can be resolved by installing Thermal Anti-Fog covers, which effectively reduce moisture. WAIZHIUA 2m x 3m Heavy Duty Polythene Sheeting 125Mu/500g Extra Thick Plastic Sheeting Clear Polytunnel Cover Plastic Dust Sheet for Greenhouse, Polytunnel, Farming, Painting Work. Tierra Garden 50-5000 Haxnicks Easy Poly Tunnel Garden Cloche, Giant, Protects Plants and Flowers ; WARMTH AND MOISTURE – Garden before spring begins!. Optimized for maximum light transmission, our 4 Year Clear Greenhouse Plastic Sheeting is second to none. HomeAdvisor says the average cost to build a greenhouse in 2021 is USD 15,746. polytunnel definition: 1. SPONSORED. Distance Over Hoop: 16ft 1in. • Our tunnels have very good head clearance right out to the sides giving ample. They continue to become more popular each gardening year. 3m Long x 33mm OD Z35 High Tensile Galvanised Tube. Search from Poly Tunnel stock photos, pictures and royalty-free images from iStock. 00. This full UV spectrum film has a dramatic effect on flower, fruit and foliage colours. Spares & Accessories. Lay out the poly lengthwise on one side of the high tunnel. 031 x 1. These are such as polyhouse but size and height are small. Product code. White Sandbags - UV Protected - 14" x 26"Empty 14″ x 26″ white sandbags. I was excited to erect this as I have neve. The steel has a yield strength of 350N/mm 2 which is stronger than the standard 275N/mm 2. Stal Impex is a company specializing in the production of highly-processed steel products in the form of sections. The average home garden plastic tunnel can be used to grow cool-weather crops from autumn into winter and from winter into spring. Crop Bars. We are a family and owned company - we care about the products and services we offer you. You will get some condensation, but you will need to water your plants as well. If you need further assistance with your project we. 45. The seeds are sown in rows, covered with a 0. 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. The extra cost at the beginning can save money in. UV5 Polytunnel Greenhouse Polythene Plastic Horticultural Sheet Cover Foil PVC. 5m. Our greenhouse plastic sheeting is manufactured to suit the South African conditions. polytunnel definition: 1. We supply high quality thermal anti-drip polytunnel replacement covers. We supply high quality thermal anti-drip polytunnel replacement covers. Poly Lock Channel and Spring Wire work together to create the best greenhouse film fastening method on the market. All of our 6 mil Greenhouse Poly comes pre-folded and rolled up on a hollow cardboard cylinder. £29. Full-text available. McGregor greenhouses come with a weather-resistant polyethyene cover and can be moved easily around the garden. Protect Your Plants. First – What Exactly Is A Polytunnel? A polytunnel is best thought of as a frame for your garden. Sorry, we have detected unusual traffic from your network. 4m) wide will enable you to put staging (shelves) on both sides. UV5 Poly Tunnel Greenhouse Polythene Plastic Sheet Cover Foil Horticultural PVC. Save 5% with voucher. To successfully install your poly tunnel cover you will want to purchase four main components: Axiome 10mm Polycarbonate Sheets. Add to cart. If you need your cover ASAP, view our pre-cut and ready-to-ship 6 mil covers, which ship out in 1 to 3 business days if they are in-stock. Investing in anti-hot spot tape and installing this before placing the plastic cover on your Polytunnel can be well worth your time and effort. 99 £ 9 . Add to Cart Compare. 2: Closed plastic poly tunnel. 14 with Subscribe & Save discount. A polytunnel usually consists of a metallic, plastic, or wooden frame, covered with polythene or other similar materials. As well as from pe, pvc. Ideal for easily repairing tears in polythene covers. PLEASE ENSURE YOU USE THE CALCULATOR PROVIDED. In today's episode, I show you an EASY, CHEAP way to build a mini poly tunnel / Cold frame at home. 20 full jet spray bits (50 piece contractor pack at Bunnings - you'll find a use for the. To do this, dig a trench all around (30 cm deep) and cover the material with dirt. 1808-28 Shrink Tunnel - A high-speed shrink tunnel made for medium to high-speed shrink wrap applications. It is a good choice for seasonal greenhouses, overwintering structures and high tunnels. Easy away to roll up sides, staple plastic to a 1 x 1, will help you hold plastic in place. High Tunnels are similar to hoop houses but are taller and are mostly used for commercial crop production. Polytunnels first appeared in the 1960’s once the plastics industry managed to produce reliable wide width polythene sheeting. This tape is transparent allowing light transmission and is UV stabilised making it resistant to weathering and will normally outlast the polythene cover. 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. These are such as polyhouse but size and height are small. In my 10-foot-wide tunnel, I. Even in winter, the power of the sun through the plastic can raise. (Photo by Wayne Whitmore) Figure 3. Polytunnels often have lots of headroom so are ideal for cordon crops such as tomatoes and cucumbers. Allow 2-6 working days for receipt of goods. Greenhouses are seen in use for most vegetables and other reserved crops. Tunnel greenhouse for tomato. Polytunnel Greenhouse Clear 25mm x 50m Polythene Repair Tape. GiantexUK Mini Greenhouse, Steel Frame Poly Tunnel Growhouse with PE Cover & Roll-up Zipper Door, Small Garden Green House for Plants. A polytunnel can open up a world of possibility for your garden. 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. £39. Look, I’ll fess up if you will too. Fasten the Polytunnel frame to the wooden frame. 30ft (9. Northern Polytunnels has become a household name that is synonymous with quality. Snapa Clear C Sections. Description. 13. The size of tube we use for our polytunnels and fruit cages is diameter 25. Was: £299. 66 to AU $357. With proper care, even a 5m2 garden tunnel will produce enough vegetables for the whole family. This low tunnel film is designed for use over small, vulnerable crops early in the season and is typically supported by wire hoops. £19. 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. We supply sturdy tunnel houses for NZ’s unpredictable. The 6 mil plastics are often cut-to-order, but there are often a variety of Pre-Cut 6 mil sizes available. 4. 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. It’s thin (6- to 12-mil), durable and the least expensive of the four greenhouse plastics. 5 cm layer of soil, in the middle of March. Poly tunnel plastic piping? 18-11-2008, 08:43 PM. 24" Diameter Plastic Hula Hoops (pack of 12) 3 Panel Weather Station 32 Inspirational Quotes 40 Benefits of Having a Pet 5 x 10 Sandbox Kit (Seats, Cover, Box) 50 Bird Species and the Sounds They Make 6 Foot Landscape Timber with Spikes Kids Need Playgrounds 8-Feet Diameter Kaleidoscopic Merry-Go-Round 8 Foot Spiral Tube Slide by Sii,. 10. Woven poly can withstand heavy snow and wind loads,resist tearing and gouging, and has a high diffused light percentage. Just take care not to break any glass or damage the plastic of your structure. • Our tunnels have very good head clearance right out to the sides giving ample. Quonset, Polytunnel & Hoop House Ideas. We built it using raised beds as a base,. 2x timber framed, hinged doors. The tubes are 4 feet apart. Polytunnels are basically large-scale cold frames, giving growers more area to protect to extend the growing season. Versatile Polytunnel Frame Only We understand that nothing lasts forever. 00 - A$900. a long, curved plastic structure that plants are grown under in order to protect them from the…. 99. Polytunnels usually have an elongated shape, strongly resembling a tunnel. For a 3 foot wide tunnel you will need a meter of tubing. Our poly tunnel plastic come with a 5 year guarantee. 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. Due to modified conditions, there is betterWholesale polytunnel plastic can be bought here at some of the most affordable prices on the market. If fencing in your garden isn’t an option, using polytunnels to protect your veg is the next best thing. Polytunnel Parts. Together with the Construction Guide, our customers receive a detailed ‘Polytunnel Parts Check List’ to help them identify each polytunnel part. For the 8 feet diameter I cut the plastic pipe 5. Polytunnels first appeared in the 1960’s once the plastics industry managed to produce reliable wide width polythene sheeting. You may need to long-handled brush to reach up and remove stuck-on dirt. The Range. Available in timber or aluminium options, Base Rails do away with the need for digg. P Clips can also be used as a universal fixing method for the easy attachment of timber, wire supports, or anything else you might want to attach to the metal polytunnel frame. £219. 2011dress (123,186) 97.