Fits the following Expansion Tank Models:
- Extrol 15 Expansion Tank
- RX-15 Radiant Extrol Expansion Tank
- ETX-15 Non-Potable Water Expansion Tank
- 109 Fill-Trol w/ Valve
- 109 Fill-Trol (Tank Only)
- 109-100 Fill-Trol w/ 1" Purger & Air Vent
- 109-125 Fill-Trol w/ 1-1/4" Purger & Air Vent
- HFT-15 Expansion Tank
- PT-5 Non-ASME Expansion Tank
- SE-15 Solar Extrol Tank
- ST-5 Expansion Tank
- THERM-X-SPAN T-5 Expansion Tank
- WX-101 (140PR1) WELL-X-TROL In-Line Well Tank