Drain Coupling & Piping
AssemblyPVC slip couplings and rubber seals integrating heat exchanger into existing 1.5–2 inch vertical drain stack. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Drain Coupling & Piping
4 top-level lines as of r49741| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Upper Drain Coupling | drain-heat-recovery-upper-coupling | 1× | 1 | · | part |
| 2 | Lower Drain Coupling | drain-heat-recovery-lower-coupling | 1× | 1 | · | part |
| 3 | Coupling Gasket | drain-heat-recovery-rubber-gasket | 1× | 1 | · | part |
| 4 | Coupling Cinch Band | drain-heat-recovery-tightening-band | 1× | 1 | · | part |