| Peterson thermal Equipment Co (Toledo, OH)
|
| Phoenix Co (Bakersfield, CA)
|
| Phoenix Stainless & Alloy Inc (Houston, TX)
|
| Pima Valve Inc (Chandler, AZ)
|
| Piping Components Inc (Melvindale, MI)
|
| Piping Products Inc (Houston, TX)
|
| Piping Specialties Inc (Farmingdale, NY)
|
| Plastinetics Inc (Towaco, NJ)
|
| Plidco International Inc (Westlake, OH)
|
| Plumbing Warehouse (New Orleans, LA)
|
| Pneu-Hydro Products Inc (Wharton, NJ)
|
| Pneutronics Division (Fairfield, NJ)
|
| Pocket Valves Inc (South Glens Fall, NY)
|
| Portage Specialty Co (Portage, MI)
|
| Portland Valve Inc (South Portland, ME)
|
| Pottstown Nipple Mfg (Pottstown, PA)
|
| Powell Valve Co (Mobile, AL)
|
| Power Controls Inc (Denver, CO)
|
| Precise Machine (Scott, LA)
|
| Precision Components (Houston, TX)
|
| Precision Valve Corp (Yonkers, NY)
|
| Preferred Piping Systems-Equip (Paramount, CA)
|
| Premier Copper & Brass (Portsmouth, VA)
|
| Pressure Nipple Inc (Houston, TX)
|
| Pressurelinks (Spring, TX)
|
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