Polytunnel w Reinforced Cover Polytunnel with reinforced cover & windows is Gardman's largest growing house that features a large planting room area to house all sizes of flowers and plants with ease. It is complete with wide roll up doors at both ends, netted windows, and fixing pegs. It has a sturdy bolted hoop frame and touch reinforced polyethylene cover. This item is perfect to start your plants early in the season! Colors/finish: Green Materials: polypropylene Quantity: One (1) Setting: Outdoor Dimensions: 61 inches deep x 5 2/5 inches high x 13 1/2 inches wide