Item Codes: DMBRAND440 Ductmate Premium Grade #440 Gasket 3/16″x5/8″x25′ (20 rolls/box)
Light Gray in color. 3/16″ thick x 5/8″ wide x 25′ long / 20 rolls per box
The best butyl gasketing in the industry and the one that Ductmate specifies and stands behind on their 35 Flange system. Less filler gives it a stiffer consistency ; Flange systems like the DM35 tend to expand at the top more than the bottom so it is firmer to stay near the top of the flange and cleat. Certified under UL for minimum flame and smoke spread, Tested to meet Federal Spec’s, Military specs, USDA acceptable ,tested to meet FDA requirements.
Category: Butyl Gasketing
