Purchase a Plastic Manhole Chamber 470mm x 110/160mm at Rock Bottom Prices!
A range of options to suit your underground drainage job
The 470mm chambers are acceptable for depths of 3000mm so long as the appropriate reducing ring is used beneath the manhole cover after 1.2mts.
The 470mm Bases are fine for installation to a degree invert depth of 1200mm. The 470mm bases include 5 inlets.
|Top – 160mm
Top Left and Top Right – 2 x 110mm at 45°
Bottom left and Bottom Right – 2 x 160mm at 90°
|470mm Plastic Manhole Chamber