Patented Low Leakage Hardware

All of Ductmate’s dampered fittings feature our exclusive, die-cast zinc aluminum low-leakage damper hardware. Our patented design seals the collar penetration on all dampered fittings, reducing leakage.

Product spec sheets for dampered fittings refer to “Detail A” for comprehensive information on our low-leakage damper hardware. Please view the product spec sheet for this detailed information on item dimensions and material composition. All fittings are available with blue or yellow union label.

If you would prefer a PDF of the catalog you can download yours here.