3 in. Exhaust Pipe Nipple, 1-1/2 in. MNPT - PLX-664-750
by Aqua-Hot
Save 10%
Original price
$11.11
Original price
$11.11
-
Original price
$11.11
Original price
$11.11
Current price
$10.00
$10.00
-
$10.00
Current price
$10.00
The 3 in. Exhaust Pipe Nipple, 1-1/2 in. MNPT is a direct replacement part used in Aqua-Hot & Hydro-Hot hydronic heating systems to provide a rigid threaded connection between the heater exhaust outlet and downstream exhaust components. This pipe nipple provides a durable connection for routing combustion exhaust away from the heating unit.
Important Information
- 1-1/2 in. Male NPT Connection – Designed to thread into compatible 1-1/2-inch female NPT exhaust connections.
- High-Temperature Application – Designed for use in exhaust routing where elevated operating temperatures are present.
- Genuine OEM Replacement – Designed for perfect compatibility and optimal performance in Aqua-Hot & Hydro-Hot heating systems.
Compatible Models
Aqua-Hot
| AHE-100-00S | AHE-100-01S | AHE-100-02S | AHE-100-03S | AHE-100-04S |
| AHE-101-000 | AHE-120-03X | AHE-120-04X | AHE-130-03X | AHE-130-04X |
| AHE-200-02S | AHE-250-D01 | AHE-250-D02 | AHE-250-D03 | AHE-250-P01 |
| AHE-375-D01 | AHE-375-D02 | AHE-375-D03 | AHE-375-P01 | AHE-375-P02 |
| AHE-400-D01 | AHE-400-D02 | AHE-400-P01 | AHE-400-P02 | AHE-450-DE1 |
| AHE-450-DE2 | AHE-450-DW3 | AHE-450-DE4 | AHE-450-DE5 | AHE-450-DM1 |
| AHE-450-DT1 | AHE-525-D01 | AHE-525-D02 | AHE-600-D01 | AHE-600-D02 |
| AHE-600-D03 | AHE-600-D04 | AHE-675-D01 | AHE-675-D02 | AHE-675-D03 |
| AHE-675-D04 | AHE-920-431 | 431/11 | 431/11B | 431/12 |
| AHE-200-02S | 411/12 |
Hydro-Hot
| HHE-200-01E | HHE-200-02E | HHE-200-03E | HHE-200-04E | HHE-200-05E |
| HHE-500-01M | HHE-500-02M | HHE-500-03M | HHE-500-04M | HHE-500-05M |
| HHE-200-06E | HHE-200-07E | HHE-200-08E | HHE-200-09E | 2001-E |
| HHE-500-06M | HHE-500-07M | HHE-500-08M | HHE-500-09M | HHE-102-0EE |