450mm Square To Round, Sealed Manhole Cover W/ 43.5mm Recessed Tray 450 x 450 grasstop access cover high-capacity water collection unit designed

high-capacity water collection unit designed for efficient surface water management in landscaping

Load Capacity: Suggested 50 tonnes (depending on ground conditions)

gravity header tank system - in accordance with BS8515 and current water regulations

Radial Secant Stiffness @0

and weak ground stabilisation

450mm Square To Round, Sealed Manhole Cover W/ 43.5mm Recessed Tray 450 x 450 grasstop access cover high-capacity water collection unit designedSealed and Locking Manhole Covers are equivalent to double sealed. As per the Building Regulations 2000, internal manhole covers have to be air tight which is achieved with a sealed and locking cover. All of our recessed T Range covers feature a rubber gasket seal and a locking function. Common applications for Sealed and Locking Covers are internal rooms, tiled floors, patios, playgrounds and such like. In many circumstances, especially high end