Doby Verromax Flange System

- Provides for rapid assembly of cross joints, minimising fabrication time
- Permanently flexible non-toxic sealant injected into the profile during manufacture, will not harden and crack post installation
- Available in standard metric sizes of 20mm, 30mm ex stock (40mm on indent)
- Fully conforms to UK, HVCA specification DW144
- Full range of accessories to suit all sizes of flange
- Tested and certified by BSRIA in accordance with the B&ES (formally HVCA) test procedures DW/TM1
- Z275 gram coating to steel giving anti-corrosion benefits
- Choice of material types and gauges, available in stainless steel & aluminium by special request and indent