• Used on the exterior of commercial or residential buildings to collect run-off water

To be installed as per published installation guides.

For commercial and/or residential applications. 

For use on flat roofs and internal gutter designs. 

Grate selection should be considered for installation scenario.

NZBC E1 Surface Water. When selected and installed correctly Allproof roof drain and rainwater systems provide the appropriate solution for rainwater removal. The system includes overflows (E1.5.5) and downpipes (E1.4.0) compliant with all requirements in NZBC E1.

NZBC E2 External Moisture. Allproof roof drains are fully compatible with roofing membranes providing a sealed outlet for rainwater. Allproof roof drain outlets are designed and fully compliant with all specifications outlined in NZBC E2, specifically Figure 63 and Figure 64.

B2/AS1 Durability: B2.3.1 - Allproof roof drain systems meet the requirements of B2.3.1 (a) not less than 50 years, (b) not less than 15 years and (c) not less than 5 years.

• Used country wide in both residential and commercial buildings