Preferred Plumbing & Drain

Preferred Plumbing & Drain is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Pipe & Leak Locating
• Plumbing Contractors

North American Industry Classification System (NAICS) Categories:

• Plumbing, Heating, And Air-Conditioning Contractors > Plumbing Contractors
• All Other Specialty Trade Contractors > Tank & Pipe Contractors > Pipe & Related Products Testing & Leak Location

Standard Industry Classification (SIC) Categories:

• Plumbing, Heating And Air Conditioning > Plumbing Contractors
• Special Trade Contractors, Nec > Tank & Pipe Contractors > Pipe & Related Products Testing & Leak Location