Blue roof flow restrictor (bitumen)

The SR-B blue roof flow restrictor is designed to be used in conjunction with a standard Bauder bitumen blue roof vertical outlet DN70. The flow restrictor is comprised of four parts; baseplate, overflow pipe, baseplate inner and baseplate outer seal. The polyamide baseplate fits within the 70mm vertical outlet, with the EPDM outer seal creating a watertight fit. The HDPE overflow slots into the central hole of the baseplate with an inner EPDM seal preventing any leaks.

This product does not require a Declaration of Conformity (DoC) or Declaration of Performance (DoP).

Technical data sheet

Product information

Characteristic Unit Value
Material - Polyamide
Baseplate height mm 30 
Baseplate diameter mm 176 (excluding outer seal)
Overflow pipe height mm 250 max (cut down to H-Max)
Overflow Diameter mm 75

All further technical information is stated on the data sheet.