Large Wooden Overlap Cold Frame Flexible Tunnels The bayliss Mk7 vent opener

The bayliss Mk7 vent opener is operated by a stainless steel cylinder containing a mineral wax which expands with heat

Zinc plated chassis for fewer scratches

Complete With Liner - this pre-formed membrane liner helps to keep the compost in and features perforations to allow drainage and aeration

Breathable fabric prevents moisture buildup and rot while light blocking stops greening and retains quality

Features A Leachate Reservoir – at the base of the Aerobin this reservoir collects the liquid nutrients produced during the composting process

Large Wooden Overlap Cold Frame Flexible Tunnels The bayliss Mk7 vent openerA traditionally styled wooden Cold Frame, this Large Overlap Cold Frame provides you with a large protected area of growing space. It's ideal if you haven't the space for a full size greenhouse you can raise seedlings or grow salad crops etc. in a protected space, away from pest and weather damage. And if you've got a greenhouse but need a place to harden off your plants before planting them in your garden, this cold frame will be great. To protect