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In Line Back Blast Dampers

 
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Used to reduce backward airflow in the line. Can be mounted vertically if airflow is upward: should be specified when ordered. Now available in galvanized, aluminum, stainless and stainless+ with optional no. 4 finish.



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  Results 1 - 24 of 24 1 

Item #

Diameter

Ends

Length (L)

Length (B)

Gauge

Weight (Galv)

Certifications
3219-0300 3" QF 17.5" 7" 18 2.25 lbs. ISO 9001 & ISO 14001
3219-0400 4" QF 18.5" 7" 18 3.00 lbs. ISO 9001 & ISO 14001
3219-0500 5" QF 19.5" 7" 18 3.50 lbs. ISO 9001 & ISO 14001
3219-0600 6" QF 20.5" 7" 18 4.00 lbs. ISO 9001 & ISO 14001
3219-0700 7" QF 21.5" 7" 18 4.50 lbs. ISO 9001 & ISO 14001
3219-0800 8" QF 22.5" 7" 18 5.00 lbs. ISO 9001 & ISO 14001
3219-0900 9" QF 23.5" 7" 18 10.00 lbs. ISO 9001 & ISO 14001
3219-1000 10" QF 24.5" 7" 18 20.00 lbs. ISO 9001 & ISO 14001
3219-1100 11" QF 25.5" 7" 18 25.00 lbs. ISO 9001 & ISO 14001
3219-1200 12" QF 26.5" 7" 18 30.00 lbs. ISO 9001 & ISO 14001
3219-1300 13" QF 32.5" 12" 18 36.00 lbs. ISO 9001 & ISO 14001
3219-1400 14" QF 33.5" 12" 18 42.00 lbs. ISO 9001 & ISO 14001
3219-1500 15" QF 34.5" 12" 18 49.00 lbs. ISO 9001 & ISO 14001
3219-1600 16" QF 43.5" 20" 18 59.00 lbs. ISO 9001 & ISO 14001
3219-1700 17" QF 44.5" 20" 18 63.00 lbs. ISO 9001 & ISO 14001
3219-1800 18" QF 45.5" 20" 18 72.00 lbs. ISO 9001 & ISO 14001
3219-2000 20" QF 47.5" 20" 16 78.00 lbs. ISO 9001 & ISO 14001
3219-2200 22" QF 49.5" 20" 16 85.00 lbs. ISO 9001 & ISO 14001
3219-2400 24" QF 51.5" 20" 16 90.00 lbs. ISO 9001 & ISO 14001
3219-2600 26" FLANGED 57.5" 24" 16 100.00 lbs. ISO 9001 & ISO 14001
3219-2800 28" FLANGED 59.5" 24" 16 110.00 lbs. ISO 9001 & ISO 14001
3219-3000 30" FLANGED 61.5" 24" 16 115.00 lbs. ISO 9001 & ISO 14001
3219-3200 32" FLANGED 63.5" 24" 16 120.00 lbs. ISO 9001 & ISO 14001
3219-3400 34" FLANGED 65.5" 24" 16 130.00 lbs. ISO 9001 & ISO 14001
  Results 1 - 24 of 24 1