Ideal for use on domestic driveways and application areas with infrequent vehicle access, this pressed steel manhole cover and frame with a 25mm depth is galvanised to BSEN ISO 1461 as standard. Produced with a non-locking single-seal polypropylene frame, it can endure a maximum weight load of 2.5 tonnes. 50 series 600mm x 450mm clear opening, made from galvanised steel, single seal non-lock polypropylene frame. Manufactured to a standard size for a cost-effective design. Endures a maximum weight load of 2.5 tonnes.