340 litre grit bin lid heavy duty salt grit storage bin double skin lidThis heavy duty 340 Litre Grit Bin is designed for secure outdoor storage of grit, salt, sand, and winter maintenance materials. Manufactured in the UK from durable MDPE polyethylene, these robust grit bins are built to withstand harsh weather conditions while keeping contents protected and dry. Featuring a reinforced double skinned lid for added strength and durability, the bin also includes integrated rain channels to minimise water ingress. UV