With its generous dimensions this large rigid solid wood grow frame will give you plenty of growing space for seed trays cuttings or tall potted plants the twin wall polycarbonate glazing protects and contains the heat this growhouse features two slatted wooden shelves hinged doors with latch bolt fastening and a hinged lid with locking stays for ventilation the gardman growhouse also features a strong durable solid wood frame and twin wall shatterproof polycarbonate glazing for ext