Growhouse Polytunnel with 200gsm Cover - 2m x 3m x 3m Providing you with the perfect space to germinate seeds, propagate plants or grow vegetables, this 2x3x3m Growhouse allows them to flourish by keeping them protected from the elements. The Growhouse is supported with a sturdy galvanised steel frame and kept in place with durable ground pegs; with a curved roof design, the frame gives you ample space to move around inside the Growhouse as you tend to your plants and provides more space for them to grow. With a cover expertly crafted from durable 200gsm polyethylene mesh, the Growhouse is both UV resistant and waterproof for all year round protection, whilst kept well ventilated with windows that protect your plants from unwanted visitors with an insect net.