All of our Greenhouses can be fixed to a concrete slab. Each greenhouse has multiple openings on its base to accommodate fixings. We suggest using 10mm dyno bolts.
To ensure wheelchair accessibility we recommend our 8 x 12 greenhouse as it does not have a raised “kicker” at the entry which is a feature of our 6′ range of greenhouses. It has also been designed with wide double doors to give more clearance on the sides.
Actually the opposite is true given that UV light damages plants cells. Plants cannot use energy in the UV range to facilitate photosynthesis. They use light from either the red or blue wavelengths for this.