QF In Line Back Draft Damper 14ga

Used to reduce backward air flow in the line.

Designed for use in a horizontal line. Specify if vertical operation is required.

Not an explosion isolation device.

• Available in Galvanized (as shown below)
• Available with flanged ends in diameters up to 34", and other various end types
• Optional gauges 18 and 16

Contact Nordfab or your local Nordfab dealer for assistance with larger sizes and material / gauge options.

ø A in Material T mm Length (in) Weight (lbs) Legacy Art. Nr. Art. No.
8 Galv 14ga 4219-0800-100000‍ 8010004531‍
9 Galv 14ga 4219-0900-100000‍ 8010004532‍
10 Galv 14ga 4219-1000-100000‍ 8010004511‍
11 Galv 14ga 4219-1100-100000‍ 8010004512‍
12 Galv 14ga 4219-1200-100000‍ 8010004513‍
13 Galv 14ga 4219-1300-100000‍ 8010004514‍
14 Galv 14ga 4219-1400-100000‍ 8010004515‍
15 Galv 14ga 4219-1500-100000‍ 8010004516‍
16 Galv 14ga 4219-1600-100000‍ 8010004517‍
17 Galv 14ga 4219-1700-100000‍ 8010004518‍
18 Galv 14ga 4219-1800-100000‍ 8010004519‍
19 Galv 14ga 4219-1900-100000‍ 8010004520‍
20 Galv 14ga 4219-2000-100000‍ 8010004521‍
21 Galv 14ga 4219-2100-100000‍ 8010004522‍
22 Galv 14ga 4219-2200-100000‍ 8010004523‍
23 Galv 14ga 4219-2300-100000‍ 8010004524‍
24 Galv 14ga 4219-2400-100000‍ 8010004525‍

Get in touch

Contact Nordfab Americas