The Brett Martin 160mm Square Alloy Grid is a durable metal grid cover designed for compatible 160mm square hopper and gully tops. Providing a strong, neat finish, it supports reliable surface water entry while improving durability in external drainage areas.
The Brett Martin 160mm Square Hinged Alloy Grid is a robust metal grid cover designed for compatible 160mm square hopper and gully tops. With a hinged design for easier access, it supports maintenance-friendly external drainage installations.