SMC BMC スクエアマンホールカバー

製品説明
Composite Covers are lightweight and manufactured from glass re-enforced polyester resin.  They feature a non-slip tread pattern to the surface side which exceeds a Slip Resistance Value (SRV) of 80 and are produced in B125 (12.5 Tonne) and C250 (25 Tonne) vertical load capacities.  Standard sizes are available with a 90mm deep galvanized steel raising frame, allowing finished paving to be installed without the need for a concrete fillet. The Composite Cover frames provide height and tilt adjustment at surface level and are suitable for use in footpaths, car parks, grass verges and areas with slow moving traffic.
Product Benefits
All standard size covers weigh under 25kg allowing safe one person handling
Wide range of sizes in 12.5T and 25T loading
Central keyhole position allows safe one person lift
Lockable as standard
Excellent slip resistance
90mm deep frame eliminates traditional maintenance issues
Frames can be secured to chambers for ultimate stability
No inherent scrap value thus reducing risk of theft