Ambassador Heavy Duty Weed Control 50 x 1mFor use under gravel chippings, decking or walkway areas Heavy duty cost effective weed suppressant Manufactured from woven polypropylene High puncture resistance Fabric contains printed lines to help with accurate planting Allows water & nutrients to penetrate Ideal for use under patio slabs, decking, block paving or professional planting Suitable for demanding domestic & commercial growing applications. Specification For use under gravel chippings,