220 to 300mm GrassTop Manhole Cover for Gardens w/ 80mm Recessed Tray 438 x 438 recessed manhole cover The frame has a 70mm

The frame has a 70mm inset and is suitable for tarmac

Permeability: 110 x 10⁻³ m/s

The grout lines will be aligned

SWM attenuation / storage systems)

This entry-level arena membrane package is ideal for private or light-use equestrian arenas

220 to 300mm GrassTop Manhole Cover for Gardens w/ 80mm Recessed Tray 438 x 438 recessed manhole cover The frame has a 70mmDiscrete and natural in appearance, our line of GrassTop manhole covers is an excellent choice for residential and commercial grassed or turfed areas. Using specialist permeable geotextiles, rainwater is allowed to filter through and drain out naturally. Measurements Clear Opening: 220 to 300mm; tapered adaptor can be cut where needed between these measurements Inset in Tray: 80mm Overall Frame Size: 438 x 438mm Overall Depth: 93mm; not including