1.70m x 0.60m x 0.43/0.32m Protect your plants and crops against frost over the winter months with the Sleeper Cold Frame. The perfect environment for the growth of seedlings that you can move to larger spaces when ready. A large cold frame is also available. • Use throughout the year • Easily adjustable ventilation lids • Galvanised Hinges • Acrylic glazed lid panels for excellent light transmission • Interlocking sides: 30mm thick