• Home
  • Departments
    • Plumbing and Heating
    • Pumps
      • Well Pumps
      • Sump, Sewage & Effluent
      • Pressure Boosting
      • Chemical Feed / Water Treatment
      • Industrial Boiler Pumps
      • Plumbing & HVAC Pumps
      • Machining & Manufacturing
      • Irrigation & Agriculture
      • Pumps Line Card
      • Grundfos
    • Water Treatment
      • Residential Water Treatment Systems
      • Commercial Systems
      • Cartridges, Filters & Housings
      • Media, Resin & Chemicals
      • Control Valves & Parts
      • UV Lights
    • Multi-Family Housing
    • Specials & Announcements
  • Resources
    • Parts Catalog
    • Water Treatment Catalog
    • Credit Application
    • Order Form
    • Employment
  • The Duff Difference
  • Parts Guru
  • Contact
SEARCH PARTS CATALOG
SEARCH WATER TREATMENT CATALOG

610-275-4453

Duff Co. | Phila. Plumbing & Heating Supply | Pumps | Water Conditioning
  • Home
  • Departments
    • Plumbing and Heating
    • Pumps
      • Well Pumps
      • Sump, Sewage & Effluent
      • Pressure Boosting
      • Chemical Feed / Water Treatment
      • Industrial Boiler Pumps
      • Plumbing & HVAC Pumps
      • Machining & Manufacturing
      • Irrigation & Agriculture
      • Pumps Line Card
      • Grundfos
    • Water Treatment
      • Residential Water Treatment Systems
      • Commercial Systems
      • Cartridges, Filters & Housings
      • Media, Resin & Chemicals
      • Control Valves & Parts
      • UV Lights
    • Multi-Family Housing
    • Specials & Announcements
  • Resources
    • Parts Catalog
    • Water Treatment Catalog
    • Credit Application
    • Order Form
    • Employment
  • The Duff Difference
  • Parts Guru
  • Contact
 
 

Departments

Select from the following areas below to review relative links for each section

Plumbing & Heating
  • Plumbing & Heating Home
  • Parts Guru
  • Line Card
Pumps
  • Pumps Home
  • Well Pumps
  • Sump, Sewage & Effluent
  • Pressure Boosting
  • Chemical Feed
  • Industrial Boiler Pumps
  • Machining & Manufacturing
  • Irrigation & Agriculture
  • Pumps Line Card
  • Grundfos
Water Treatment
  • Water Treatment Home
  • Residential Systems
  • Commercial Systems
  • Cartridges, Filters & Housings
  • Media, Resin & Chemicals
  • Control Valves & Parts
  • UV Lights
Multi-Family Housing
  • Multi-Family Housing Home
Resources
  • Search Catalog
  • Credit Application
  • Order Form
  • Employment
About Duff Company
  • The Duff Difference
  • Specials & Announcements

    • Aries Catalytic Carbon Cartridges
    • DWC Ceramic Disc Valves and Systems
    • Portable Exchange Deionization and Demineralization Components
    • Liberty Sewage Pumps
    • Specialty Filter Cartridges Remove Arsenic, PFOS and PFAS from Drinking Water
 

Duff Co.
201 E. Lafayette St.
Norristown, PA 19401

Hours:
Monday-Friday 7:30 AM to 4:30 PM
Saturday - closed
Sunday - closed

(We are still open for emergency service during other times.)

Phone: 610.275.4453
Fax: 610.279.6299

 

Special Announcements

    • Aries Catalytic Carbon Cartridges

      September 6, 2023
      Aries Catalytic Carbon Cartridges contain Calgon Centaur™ Carbon, a specially …
    • DWC Ceramic Disc Valves and Systems

      August 28, 2023
      Water Treatment professionals are converting to the easy-to-use, most dependable, …
    • Portable Exchange Deionization and Demineralization Components

      August 7, 2023
      High purity water is essential to industries such as aquariums, …
 

 
  • Terms and Conditions
  • Disclaimer
  • Catalog
© 1947 - 2023
Duff Company