Dimensions Table
| Receiver | A Simplex | A Duplex | B | C | D |
| Steel | 27 | 31 | 3 | 8 | 31 |
| Fiberglass | 28 | 34 | 3 | 8 | 31 |
All dimensions are in inches unless otherwise noted. Do not use for construction purposes unless certified.
Dimensions Table
| Receiver | E Simplex | E Duplex | Disch. (Thd.) | Vent (Thd.) | Inlet (Caulk) |
| Steel | 27 | 31 | 2 | 3 | 4 |
| Fiberglass | 25 | 31 | 2 | 3 | 4 |
All dimensions are in inches unless otherwise noted. Do not use for construction purposes unless certified.
