- Suitable for 33.5 mm inside dia. electrical conduit.
- Colour : Pale grey, white
- Material : Polypropylene
- Cross-sectional area of opening : 4.52 cm²
| Type |
Air flow rate |
Pressure drop |
Sound level |
| OPG 34 |
10 m³/h |
4 mm w.p. |
22 dB(A) |
| 7 m³/h |
7 mm w.p. |
26 dB(A) |
| 20 m³/h |
12 mm w.p. |
32 dB(A) |
Capacity Chart for Exhaust Air Valve – OPF 80
Capacity Chart for Exhaust Air Valve – OPF 100
Capacity Chart for Exhaust Air Valve – OPF 125 & 125K
Capacity Chart for Exhaust Air Valve – OPF 150 & OPF 160
Capacity Chart for Exhaust Air Valve – OPK 100 & 100K
Capacity Chart for Exhaust Air Valve – OPK 160 & 160K
Capacity Chart for Exhaust Air Valve – OPK 200df
Capacity Chart for Supply Air Valve – OPT63
Capacity Chart for Supply Air Valve – OPT100E
Capacity Chart for Supply Air Valve – OPT125
Capacity Chart for Supply Air Valve – OPT150 & OPT160
Capacity Chart for Supply Air Valve – OPT200
Capacity Chart for Supply Air Valve – OPTS 100E
Capacity Chart for Supply Air Valve – OPTR 100
Capacity Table – OPG 41
