ETD Series – Flangefit Elevated Temperature Volume Control Dampers 430 Grade Stainless Steel Blades – BSB
The ETD Series damper is designed for the control of air through the connecting ductwork and is suitable for continuous elevated temperatures up to 300°C. Exposure to temperatures greater than this will compromise the case leakage.
Its design, construction, and material selection ensure a high quality, low-maintenance product that is manufactured, supplied, and installed.
The ETD Series control damper is not intended to comply with EN12101-8 Smoke and Heat Control Systems – Smoke Control Dampers.
Standard blade and case construction is galvanised mild steel, with Grade 301S (1.4310) stainless steel side seals with unique one-piece double-skin interlocking airfoil blades linkage out of airflow.
Optional blades and case in Grades 316 (1.4404) or 430 (1.4016) stainless steel
Available in sizes from 100mm x 100mm up to 1200mm x 1200mm in rectangular configuration, or 100mm dia up to 1200mm dia for circular spiggoted case.
Case Leakage Classes A, B & C of Eurovent 2/2 Table 1, DW144 2016 Edition and BS EN 1751 Table C.2
Normal operating conditions – not exceeding 1000Pa, Classes A & B of DW144 specification will apply.
Product Data Sheet:


