Plaza notes
Hard ruleDescription
Viessmann 7134747 Gas Valve 318973 401 This unit is strictly for This unit is strictly for horizontal mount pneumatic thermostats and is compatible with high volume output models such as the T 4002 and T 4756 series though you should verify the diameter against the specific motor housing
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy