Wrekin Manhole Keyway Anti-blockage Gritblocker - Pack of 20 Elastomeric Foam

This pack of 20 Wrekin Manhole Keyway Anti-blockage Gritblockers are inserts that fit easily into a manhole cover keyway. They can help prevent debris from blocking the opening and allow you to insert a lifting key as needed. The Gritblocker is also manufactured with elastomeric foam, meaning this insert will last longer.Access cover keyways can be prone to filling with debris, which can lead to the incorrect lifting of manhole covers from the ground and create a health and safety risk. Repairs of these issues are time-consuming and can be a potential danger to those operating the system. Use a Gritblocker to prevent these issues and ensure you have easy access to the manhole when needed.Features & Benefits: Wrekin Manhole Keyway Anti-blockage Gritblocker - Pack of 20, Pack of 20 Wrekin Manhole Keyway Anti-blockage Gritblockers, Inserts that easily fit into manhole cover keyways, Prevents debris from blocking the opening, Allows easy insertion of a lifting key, Manufactured with elastomeric foam for increased durability. Wrekin Manhole Keyway Anti-blockage Gritblocker - Pack of 20 Elastomeric Foam