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570/572 • Gasket

  • Gasket
  • Mounted with Duct Flange.

Duct flange gasket

Brand

  • Doby Verrolec

Application

  • Provides for rapid assembly of cross joints, minimising fabrication time.
  • Mounted between two duct flanges to seal joint.

Specifications

  • 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 and 40mm.
  • Fully conforms to UK, HVCA specification DW144.
  • No need to switch flange regardless of joint rating and pressure class.
  • 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.
  • Suitable for B&ES specification DW/144 for Joint Ratings up to J5 and pressure classes A, B and C.

Accessories

  • Duct Mounted Flange section.

Dimensions

ModelWidthHeightLength
(mm)(mm)(m)
570 Gasket94.515
572 Gasket154.515
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