Bayliss MK 7 Vent Opener wooden greenhouses holding the staging approx

holding the staging approx

Measurements

Designed to provide you with a single tool that can tackle a wide range of tasks

This easy-to-assemble planter is raised to the ideal height that allows easy-to-harvest herbs without you needing to crouch down or bend as you plant

greenhouse

Bayliss MK 7 Vent Opener wooden greenhouses holding the staging approxSuitable for use on nearly all greenhouses this Bayliss MK7 is an extremely reliable, British made, automatic vent opener. The bayliss Mk7 vent opener is operated by a stainless steel cylinder containing a mineral wax which expands with heat; this pushes a piston causing the vent to open. As the temperature falls the wax contracts and a strong stainless steel spring closes the opener. Bayliss guarantee their openers for 2 years but if anything should