B6255 Brett Martin 450mm Dia Manhole Cover & Frame
Polypropylene screw-down cover & frame to suit 450mm PPIC inspection chambers
Spec:
- Brett Martin B6255
- 450mm diameter
- 3 x fixing points - screw down cover
- 50kn load-rating (5-tonne)
- Domestic Driveway
- Heavy Duty Polypropylene
- Tested to EN124
Compatible with Brett Martin B6350 Reducing Ring
