First Supply

First Supply is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Plumbing & Heating Supplies Wholesale & Manufacturers
• Plumbing Fixtures & Supplies Wholesale & Manufacturers
• Heating Contractors

North American Industry Classification System (NAICS) Categories:

• Plumbing, Heating, And Air-Conditioning Contractors > Heating Contractors
• Plumbing Fixture Fitting And Trim Manufacturing
• Plumbing And Heating Equipment And Supplies (Hydronics) Merchant Wholesalers

Standard Industry Classification (SIC) Categories:

• Plumbing, Heating And Air Conditioning > Heating Contractors
• Plumbing Fixture Fittings & Trim
• Plumbing And Heating Equipment And Supplies (Hydronics) > Plumbing Fixtures & Accessories