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VM • VerroMax Flange Profile

  • Ductwork Jointing System
  • Flange with Integral Sealant

VerroMax Ductwork Jointing System - Flange profile

Brand

  • Doby Verrolec

Application

  • Provides for rapid assembly of cross joints, minimising fabrication time.

Specifications

  • Available in standard metric sizes of 20mm, 30mm and 40mm.
  • Steel Grade and coating BS EN 10346:2015 DX51D +Z275 MAC.
    • Z275 gram coating to steel giving anti-corrosion benefits.
  • Integral Sealant, Evode Glasticon 126 Solvent Free permanently non-setting mastic.
    • Permanently flexible non-toxic sealant injected into the profile during manufacture, will not harden and crack post installation.
  • No need to switch flange regardless of joint rating and pressure class.
  • Fully conforms to UK, HVCA specification DW144.
  • Tested and certified by BSRIA in accordance with the B&ES (formally HVCA) test procedures DW/TM1.
  • Suitable for B&ES specification DW/144 for Joint Ratings up to J5 and pressure classes A, B and C.

Models

  • Choice of material types and gauges, available in Stainless Steel & Aluminium or request.

Accessories

  • Full range of accessories to suit all sizes of flange.

Drawing 1

Dimensions

ProfileJoint ratingPressure classGaugeWeight /m
  ABCmmkg
VM20J2√√√0.70.47
VM30J3√√√0.80.73
VM30J4√√√0.80.73
VM30J5√√√0.80.73
VM40 (1)J6√√√1.01.11
Notes: VM20, VM30 and VM40 for TM1 test results refer to 120.2 and 130.3, as tested by BSRIA in accordance with HVCA specification DW/TM1 test procedures.
(1) When used with central Tie Bar as tested by BSRIA in accordance with HVCA specification DW/TM1 test procedures.

Mounting Example
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