Fouress : Louvre dampers are designed to provided a guaranteed sealing efficiency of 99.9%, or better, on cross-sectional area. They incorporate various flexible metallic sealing systems made of austenitic stainless steel or high nickel alloys. Units can be supplied for both circular and rectangular ducts of all size for temperatures and differential pressures upto, and in excess of 650OC and 2000 mm H2O respectively.
Sealing System
FOURESS Louvre Isolators are provided with the leaf spring type sealing system made up of stainless steel AISI 316 or inconel 625 seals based on end application. The sealing system consists of a thin metal leaf strip.

Fouress : Louvre dampers are designed to provided a guaranteed sealing efficiency of 99.9%, or better, on cross-sectional area. They incorporate various flexible metallic sealing systems made of austenitic stainless steel or high nickel alloys. Units can be supplied for both circular and rectangular ducts of all size for temperatures and differential pressures upto, and in excess of 650OC and 2000 mm H2O respectively.
Sealing System
FOURESS Louvre Isolators are provided with the leaf spring type sealing system made up of stainless steel AISI 316 or inconel 625 seals based on end application. The sealing system consists of a thin metal leaf strip.