300mm x 300mm Clark-Drain 3.5T Square to Round Recessed Manhole Cover & Frame

Manhole Covers, Drain Cover

Covers & Gratings - Huws Gray

Manhole Covers and Grates

Clark Drain CD300SR Clear Opening 300mm x 300mm x 80mm (Overall Size Including Frame is 438mm x 438mm x 93mm Recessed Manhole Cover for Concrete or Screeding : : DIY & Tools

Clark Drain 300mm 3.5 Tonne PP 65mm Recessed Manhole Cover & Frame - JDP

How to install a recessed drain cover

320mm Manhole Inspection Chamber Square Cover & Frame - Underground Drainage : : DIY & Tools

Clark Rectangular Framed 25t Manhole cover, (L)600mm (W)450mm (T)23mm

FloPlast Manhole cover, (L)345mm, (Dia)340mm