A W Duggan Heating Air & Electrical

A W Duggan Heating Air & Electrical is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Air Conditioning Contractors
• Electric Contractors

North American Industry Classification System (NAICS) Categories:

• Electrical Contractors
• Plumbing, Heating, And Air-Conditioning Contractors > Air Conditioning Contractors

Standard Industry Classification (SIC) Categories:

• Plumbing, Heating And Air Conditioning > Air Conditioning Contractors
• Electrical Work