Nom du produit:

Composite Manhole Covers

Loading pressure	Frame size(mm)	Clearing opening(mm)	Height(mm)	Unit Weight(kgs)	accessories and/or other explanations
C250 flat grating	400*400	310*300	50	16	with pin
C250 flat grating	700*700	600*600	70	60	with pin
C250 grating with slope	400*400	310*300	50	16	with pin
C250 grating with slope	600*600	500*500	50	35	with pin
C250 grating with slope	520*520	430*250	50	18
C250 grating with slope	420*240	340*180	50	12
D400 grating	825*825	750*750	60	100
D401 grating	725*725	650*650	60	80
D402 grating	615*615	550*550	60	60
Specification
cast iron / ductile iron cover and frame
EN124 Class C250 D400
black bitumen coated