Designed for early vegetable crops and hardening off work, the versatile cold frame extends the growing season, allowing almost year round salad and vegetables. Excellent ventilation allows the cold frame to be used all season, with mediterranean type crops benefiting from the extra warmth in summer.the architectural aluminium and toughened safety glass structure is designed to be very strong while allowing lots of light to flood into the structure.features a unique sliding door system which provides easy access to the crops without any hinged doors to bang and catch in the wind adjustable ventilation via the front and roof panels optional seed tray shelving can be added for extra space can be placed on soil, gravel or concrete or on a raised bed for improved drainage designed and manufactured in the uk, the cold frame comes complete with comprehensive assembly instructions and a 25 year framework guarantee.length 4′ 0″ 1.21m height 2′ 8″ 0.82m depth 4′ 0″ 1.21m please note that we do not offer saturday delivery on this product. Estimated delivery is 7 10 working days.