| Attenuation Low Range |
15 dBA |
| Attenuation High Range |
20 dBA |
| Back Pressure High-Range (Metric) |
76 mm HG |
| Back Pressure High Range |
2.99 in HG |
| Back Pressure Low Range |
0.98 in HG |
| Back Pressure Mid Range |
2.01 in HG |
| Back Pressure Low-Range (Metric) |
25 mm HG |
| Back Pressure Mid-Range (Metric) |
51 mm HG |
| Body Diameter |
8-1/2 in (21.59 cm) |
| Body Length |
31-47/64 in (80.61 cm) |
| Inlet Diameter |
2-7/8 in (7.32 cm) |
| Length |
31-47/64 in (80.59 cm) |
| Outlet Diameter |
3-1/8 in (7.95 cm) |
| Overall Length |
44-1/4 in (112.4 cm) |
| Rated Flow High Range |
1091.22 cfm (30.9 m³/min) |
| Rated Flow Low Range |
628.6 cfm (17.8 m³/min) |
| Rated Flow Mid Range |
1091.22 cfm (30.9 m³/min)[delete] |
| Length Range |
31 to 32 in |
| Style |
Style 1 |
