The Rubber Roofing Co. “Rubco” Molded sumps are designed primarily for use in plywood
formed box gutters but can be used in other applications.
Design & build the gutter minimum width
IMR 100 & 120 300mm
IMR 130 400mm
Cut a retangular hole for the sump
IMR 100 & 120 440 x 250
IMR 130 440 x 340
Rebate the edge of the hole 4mm deep & 30mm wide on all sides
Drop in the sump and fasten with countersunk self tapping screws
- minimum 4 screws.
Casting into Concrete Roofs
(a) cast a hole larger & frame down to meet it using timber
(b) cast the sump in-situ, fixing the 4 suitable fastners to the flange t
o lock the sump into the concrete when it is poured. Countersunk
screws with bent shanks can be used for this.
Rubco Roofing Molded Sumps
Rubco Molded Sumps
Easy to Handle
Easy to Install
Ideal for use with Rubco Butyl , Ardex, Butynol and Viking Butyl
Sump Dimensions A Overall Width B Overall Length C Depth D Overflow (Diameter) E Main Outlet (Diameter) F Outlet pipe length G Outlet pipe length H Outlet position I Flange Width J Flange thickness K Overflow Spignot (Diameter) L Overflow Spignot