Manufacturing of other heating system products, including wall and baseboard heating units, boilers, expansion tanks, mechanical stokers, nonelectric prefabricated metal fireplaces, electric swimming pool heaters, direct-fired water heater tanks, oil and

Facility	City	State	Employees	Status
CECheeks Enterprises LLC	Graniteville	SC	—	● ACTIVE
Chromalox INC	Pittsburgh	PA	—	● ACTIVE
CGCommercial Gasket & Packing Company	Joplin	MO	—	● ACTIVE
CICorru-seals, INC.	Wallingford	CT	—	● ACTIVE
Cosine CORP	Stanford	CA	—	● ACTIVE
Cowles Operating Company	North Haven	CT	—	● ACTIVE
Crown Products INC	Tulsa	OK	—	● ACTIVE
C T Gasket & Polymer CO INC a	Houston	TX	—	● ACTIVE
Cupp's Industrial Supply, INC	Phoenix	AZ	—	● ACTIVE
Denver Rubber CO	Denver	CO	—	● ACTIVE
DIDg Innovations, LLC	Lakeville	MN	—	● ACTIVE
ESEffective Shielding Co, INC	West Chester	PA	—	● ACTIVE
ESElgin - SKF USA Inc.	Elgin	IL	100–499	● ACTIVE
Emergent Coils, LLC	Denver	CO	—	● ACTIVE
Endeavour Group, Inc., the	Salt Lake City	UT	—	● ACTIVE
Entherm INC	Burnsville	MN	—	● ACTIVE
Equipment Source, INC.	Fairbanks	AK	—	● ACTIVE
EPEquispan Proactive Marketing INC	Stockbridge	GA	—	● ACTIVE
ETEraseal Technologies LLC	Hatfield	PA	—	● ACTIVE
Esp Acquisition LLC	Chagrin Falls	OH	—	● ACTIVE
Excelsior LLC	Rockford	IL	—	● ACTIVE
Faber Burner Company	Lock Haven	PA	—	● ACTIVE
Frederickseal, INC.	Manchester	NH	—	● ACTIVE
Gaddis, INC.	Hilton Head Island	SC	—	● ACTIVE
Gad-jets INC	Franklin	OH	—	● ACTIVE

FactoryRegistry lists 1,087 facilities whose primary industry classification is one of the 2 industries above. This is a list by industry, not a list of makers: Census reports that establishments in these industries produced other heating system products, including wall and baseboard heating units, boilers, expansion tanks, mechanical stokers, nonelectric prefabricated metal fireplaces, electric swimming pool heaters, direct-fired water heater tanks, oil and, in the shares shown above, and does not say which establishments. Where a plant’s own website or a federal registry names what that plant makes, it appears on the plant’s own page with the source named.