Specification

PRODUCT
SPECIFICATIONS
2013-09
TECHNICAL
DATA
Tel: [phone]
513-348-3853
Fax: [phone]
[e-mail]
VentsUS.com
11013 Kenwood Road,
Cincinnati, Ohio 45242
MODEL QUANTITY COMMENTS PROJECT
location:
architect:
engineer:
contractor:
submitted by:
KOM U
BACK VALVES
DIMENSIONS
DESCRIPTION
KOM U round back valve is especially designed to prevent
backdraft. The spring loaded backdraft damper is manufactured
of galvanized steel and contains rubber seal.
KOM U back valve easily fits into ventilation ducts using
minimial labor and time.
The required airflow is horizontal.
SUITABLE FOR:
Residential and Commercial applications
Model Measurements [in.]
Ø DL
KOM U 100
3
7/8”
3
1/8”
KOM U 125
4
7/8”
3
15/16”
KOM U 150
5
7/8”
4
1/2”
KOM U 200
7
13/16”
5
11/16”
KOM U 250
9
13/16”
6
1/2”
KOM U 315
12
3/8”
7
1/2”
0.400
0.350
0.300
0.400
0.250
0.200
0.150
0.100
0.050
0.000
200
250
315
0 200 600400 800 1000 1200 1400 1600
0.400
0.350
0.300
0.400
0.250
0.200
0.150
0.100
0.050
0.000
0 50 100 150 200 250 300 350 400 450 500 550
100
150
125
DIAGRAMS OF PRESSURE LOSS