| Nominal Size | 18 x 15 in |
| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Royal Building Products | PLA H2318-15 | WYE SAD DR26 GSK SWR W/ CLAMPS H231815 |
| | Royal Building Products | PLA L2118-15 | TEE SAD DR35 GSK SWR GG L211815 |
| | Royal Building Products | PLA L2318-15 | WYE SAD DR35 GSK SWR GG L231815 |
| | Royal Building Products | PLA K6018-15 | COUP STP PROFILE HH K601815 |
| | Royal Building Products | PLA K60518-15 | COUP INCR PROFILE HG K6051815 |
| | Royal Building Products | PLA H2118-15 | TEE SAD SDR26 GSK SWR GG H211815 |
