$225.00 (inc GST)
Manhole Extension Riser; To Suit Duraplas Underground tanks Only.
Required when the manhole of the underground tank is orientated at the deep end of a sloping site/ excavation
Cut to Length, flexible to ensure correct angle.
Please note the maximum Depth for an underground tank as per the installation guide
Free Delivery when purchased/ordered with a tank. We highly recommend ordering at the same time as your underground tank, Difficult to Freight/Courier Individually.
Note: Will not Fit other Brands/types of underground tanks.