Barometric Dampers(20 Products)
FIELD CONTROLS

For Nominal Duct Diameter Rough Opening Length Rough Opening Width Rough Opening Dia. Overall Height Overall Dia. Overall Width Application Price
3", 4" 2 1/2" 4" 4" 4 5/8" 4" 4 5/8" Gas £230.27
4", 5" 2 1/2" 5" 5" 5 5/8" 5" 5 5/8" Gas £251.65
5", 6" 2 3/4" 6" 6" 6 5/8" 6" 6 5/8" Gas £262.4
6", 7" 2 3/4" 7" 7" 7 5/8" 7" 7 5/8" Gas £279.78
7", 8" 2 5/8" 8" 8" 8 3/4" 8" 8 3/4" Gas £361.47
3", 4", 5" 2 1/2" 4" 4" 4 5/8" 4" 4 5/8" Barometric Draft Control £111.15
4", 5", 6" 2 1/2" 5" 5" 5 5/8" 5" 5 5/8" Barometric Draft Control £111.76
5", 6", 7" 2 3/4" 6" - 6 5/8" 6" 6 5/8" Barometric Draft Control £201.24
5", 6", 7" 3" 6" 6" 6 1/2" 6" 6 1/2" Barometric Draft Control £216.85
5", 6", 7" 2 3/4" 6" 6" 6 5/8" 6" 6 5/8" Barometric Draft Control £119.84
6", 7", 8" 2 3/4" 7" 7" 7 5/8" 7" 7 5/8" Barometric Draft Control £147.28
7", 8", 9" 2 5/8" 8" 8" 8 3/4" 8" 8 3/4" Barometric Draft Control £203.46
9", 10" 4 3/4" 10" 10" 11" 10" 11" Barometric Draft Control £610.44
11", 12" 4 3/4" 12" 12" 13 1/4" 12" 13 1/4" Barometric Draft Control £693.46
13", 14" 5 1/8" 14" 14" 15 1/2" 14" 15 1/2" Barometric Draft Control £899.66
15", 16" 5 5/8" 16" 16" 17 1/2" 16" 17 1/2" Barometric Draft Control £1303.2
17", 18" 7 3/8" 18" 18" 19 1/2" 18" 19 1/2" Barometric Draft Control £1731.12
8", 9", 10" 2 5/8" 9" 9" 9 3/4" 9" 9 3/4" Barometric Draft Control £243.6
19", 20", 21" 7 3/4" 20" 20" 22" 20" 22" Barometric Draft Control £2141.93
22", 23", 24", 25" 8 5/8" 24" 24" 26" 24" 26" Barometric Draft Control £2610.78