| Radiator |
| Armstrong International, Inc. | http://www.armstronginternational.com/ |
| Radiator |
| Bestobell Steam Traps | http://www.bestobellsteamtraps.com |
| Radiator |
| Hoffman Specialty | http://www.hoffmanspecialty.com |
| Thermostatic |
| Armstrong International, Inc. | http://www.armstronginternational.com/ |
| Thermostatic |
| McDonnell & Miller | http://www.mcdonnellmiller.com/ |
| Thermostatic |
| National Energy Control Corp. | http://www.neccdelivers.com |
|
| Armstrong International, Inc. | http://www.armstronginternational.com/ |
|
| Barnes & Jones, Inc. | http://www.bandj.com |
|
| Bestobell Steam Traps | http://www.bestobellsteamtraps.com |
|
| Bryan Steam LLC | http://www.bryanboilers.com |
|
| Clark-Reliance Corp., The | http://www.clarkreliance.com |
|
| Durst Corp. | http://www.durstcorp.com |
|
| Hoffman | http://www.hoffmanspecialty.com |
|
| Hoffman Specialty | http://www.hoffmanspecialty.com |
|
| ITT | http://www.ittfluidbusiness.com/ |
|
| ITT | http://www.ittfluidbusiness.com/ |
|
| McDonnell & Miller | http://www.mcdonnellmiller.com/ |
|
| Mueller | http://www.spxvalves.com |
|
| Nicholson Steam Trap | http://www.nicholsonsteamtrap.com |
|
| Richards Industries | http://www.richardsind.com |
|
| Sarco | http://www.spiraxsarco.com |
|
| Spence Engineering Co., Inc. | http://www.spenceengineering.com |
|
| Spirax Sarco, Inc. | http://www.spiraxsarco.com/us |
|
| Sterling | http://www.sterlco.com |
|
| TLV Corp. | http://www.tlv.com |
|
| Watts Regulator Co. | http://www.watts.com |
| Floats |
| Armstrong International, Inc. | http://www.armstronginternational.com/ |
| Floats |
| JB Products | http://www.federalprocess.com |
| Floats |
| McDonnell & Miller | http://www.mcdonnellmiller.com/ |
| Floats |
| Pneuline Controls Co. | http://www.neccdelivers.com |
| Floats |
| Watts Regulator Co. | http://www.watts.com |
| Steam / Air |
| National Energy Control Corp. | http://www.neccdelivers.com |
| Thermostatic |
| Barnes & Jones, Inc. | http://www.bandj.com |
| Thermostatic |
| Watts Regulator Co. | http://www.watts.com |