- Home
-
Shop
- Chemicals & Testing
-
Cleaning & Maintenance
Cleaning & Maintenance
- Commercial Swimming Pool Cleaners
- Brushes & Accessories
- Deck Cleaning
- Leaf Rakes & Skimmers
- Parts, Misc Cleaning & Maintenance
- Poles & Handles (All)
- Poles & Handles (Eligible for Free Shipping)
- Pole Accessories
- Pump and Vacuum Carts
- Stainless Maintenance
- Pool Thermometers
- Vacuum Heads
- Vacuum Hose
- Water Slide Maintenance
- Deck Equipment
- Facility Equipment
- Filtration
- Fitness, Training & Therapy
- Flow & Fittings
-
Furniture for Pool, Deck & Parks
Furniture for Pool, Deck & Parks
- Benches, Aluminum
- Benches, Coated Metal
- Benches, Fiberglass
- Benches, Recycled Plastic
- Benches, Resin
- Chairs, Recycled Plastic
- Chairs, Resin
- Chairs, Sling
- Chairs, Vinyl Strap
- Chairs, Wooden
- Chaise Lounges
- Pillows & Cushions
- Tables, Coated Metal
- Tables, Fiberglass & Acrylic Tops
- Tables, Recycled Plastic
- Tables, Resin
- Grating
- Heaters & Pool Covers
- Lights
- Painting & Pool Repair
- Pumps & Strainers
- Safety & Rescue
- Toys & Recreation
- Water Sports
- Uncategorized Items
-
Parts Department
Parts Department
- Parts - Automatic Pool Vacuums
- Parts - Chemical Pumps & Feeders
- Parts - Dive Stands
- Parts - Filters
- Parts - Flowmeters
- Parts - Heaters, Commercial
- Parts - Lifeguard Chairs
- Parts - Lights
- Parts - Pace Clocks
- Parts - Pool Access Lifts
- Parts - Pool Fittings
- Parts - Pumps (Circulation)
- Parts - Racing Lane Lines and Storage Reels
- Parts - Skimmers
- Parts - Spineboards
- Parts - Strainers
- Special Offers
- Shop by Brand
- Home>
- Shop>
- Parts Department>
- Parts - Pumps (Circulation)>
- Pentair D Series Pump Parts>
- Pentair Parts C21-2 Diffuser Ring
This item may be eligible for return.
Non-stocked Pentair products are only eligible for return at the discretion of the manufacturer within 60 days of delivery. Authorized returns are subject to a minimum 15% handling charge.
Contact us for more information regarding your specific return request.
Proposition 65 Warning for California Customers
Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov/