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VerroFlange System

Our VerroFlange slip on ductwork system with an integral pocket of permanently flexible non toxic sealant, provides the rapid assembly of crossed ducting joints. The VerroFlange ductwork system is available in standard metric sizes of 20mm, 30mm & 40mm, fully conforming to UK HVCA Specification DW144. The product is tested and certified by BSRIA in accordance with the HVCA test procedures DW/TM1. The VerroFlange system is suitable for HVCA specification joint ratings up to J6 and pressure classes A, B and C and is available in a choice of material types and gauges to suit specifications and requirements.

We can supply a full range of slip on duct joint accessories to suit all sizes of duct flange including corner pieces, clamps and gaskets, online shop - VerroFlange Ductwork System.

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