Description
The McDonnell & Miller 37-39 (part 313200) is a blow-down valve gasket for compatible Series 47, 53, 67 and 70 boiler controls.
- Model: 37-39
- Part number: 313200
- Replacement gasket for the blow-down/strainer connection
Our combustion & controls team is ready to help
The McDonnell & Miller 37-39 (part 313200) is a blow-down valve gasket for compatible Series 47, 53, 67 and 70 boiler controls.
For emergencies, outside of business hours, call #901-604-7069