Providing the perfect conditions for your plants to thrive, the 8 x 20 Palram Canopia Essence Large Walk In Aluminium Framed Greenhouse (2.44m x 6.07m) is strong, spacious and built to a very high specification throughout.A High-Spec GreenhouseThis large greenhouse is expertly constructed from 4mm twin-wall polycarbonate panels, supported by a rust-resistant aluminium frame and galvanised steel perimeter base, so will easily withstand the rigours of a busy garden. The apex roof gives this greenhouse a traditional feel, offers you plenty of headroom, and ensures efficient rainwater runoff.The light-diffusing roof panels promote an even temperature by increasing thermal insulation and reducing extreme sunlight exposure. They are shatterproof, allow 82% light transmission and are completely UV protected, so your plants will enjoy optimal growing conditions, you will be protected from harmful UV rays, and the panels will neither discolour nor fade in the sun.Great Weatherproof ProtectionSnow-load tested to 75kg/ m² (15.4lbs/ ft²), wind resistant to 90km/ hr (56ml/ hr), and with an apex roof which facilitates efficient rainwater runoff, this high-specification greenhouse will help your plants thrive, whatever nature throws at it.Lockable Double DoorsYou can gain very easy access to your plants through wide double doors, which are designed with a wheelbarrow-friendly low threshold. These doors are fitted with a magnetic catch and padlock fixing too (padlock not included), so rest assured that your valuable tools and invaluable plants will remain secure.More Impressive FeaturesThe greenhouse frame features an integral guttering system, offering you a free and sustainable supply of water for your plants, while 2 manually-opened roof vents help you regulate the temperature inside the greenhouse for the benefit of both you and your plants.Warranty and AssemblyBacked by a reassuring 5-year limited warranty, this polycarbonate greenhouse is completely maintenance free, saving you money and leaving you more time to nurture your plants. The high-impact polycarbonate panels are pre-cut and have uniform profiles, so all you need to do is slide them into place for a straightforward assembly.The galvanised-steel perimeter base comes with pre-drilled holes, designed for an anchor kit, and should be secured to the ground so that the greenhouse remains stable in adverse weather conditions (anchor kit available separately).Choice of Sizes and Greenhouse AccessoriesYou can purchase a Palram Canopia Essence Greenhouse, with the same premium specifications, in a range of sizes. A superb selection of Palram Canopia greenhouse accessories are available for you to buy too.Free DeliveryFree delivery is available to most UK postcodes.Features 4mm twin-wall polycarbonate panelsRust-resistant aluminium frame and galvanised-steel perimeter baseSnow-load tested to 75kg/ m² (15.4lbs/ ft²)Wind resistant to 90km/ hr (56ml/ hr)Lockable double doors with low threshold and magnetic catchIntegral guttering system and 2 manually-opened roof ventsPre-cut panels have uniform profiles for straightforward assemblyCompletely maintenance freeReassuring 5-year limited warrantyAvailable in various sizesChoose from a superb range of greenhouse accessories as optional upgradesFree delivery to most UK postcodes