Pentair 1-1/2" to 2" Valve Check | R172288

The Pentair R172288 Check Valve is a high-quality, corrosion-resistant valve designed specifically for use with Pentair’s high-capacity and in-line chemical feeders. Engineered for longevity and dependable performance, this valve ensures reliable backflow prevention in your pool or spa’s chemical delivery system. Ideal for safeguarding your equipment and maintaining system efficiency, it is compatible with several Pentair models, including the HC-3315, HC-3330, HC-3340 High Capacity Automatic Chemical Feeders, as well as Model 320 and 322 In-Line Feeders.

Key Features

Corrosion-resistant construction ensures long-lasting durability in harsh chemical environments
Prevents backflow and protects chemical feeders and pool equipment
Designed for seamless integration with Pentair chemical feeder models
Reliable check valve function for consistent water flow direction
Easy to install and maintain

Technical Specifications

Model: R172288
Valve Type: Check valve
Connection Size: Fits 1-1/2" to 2" plumbing systems
Compatible Models:
- Pentair HC-3315 High Capacity Automatic Chemical Feeder
- Pentair HC-3330 High Capacity Automatic Chemical Feeder
- Pentair HC-3340 High Capacity Automatic Chemical Feeder
- Pentair Model 320 In-Line Automatic Chemical Feeder
- Pentair Model 322 In-Line Automatic Chemical Feeder
Material: Corrosion-resistant thermoplastic construction

Choose the Pentair R172288 Valve Check to maintain efficient and safe operation of your pool or spa chemical system. Its durable, corrosion-resistant build and compatibility with multiple Pentair feeder models make it an essential component for reliable chemical control.

SKU: R172288

Questions about returns? View our return policy.

Hours Of Operation:

Monday - Friday: 7:00 am to 5:00 pm Phoenix Time

Saturday: 8:00 am to 2:00 pm

Sunday: Closed

We do not ship on Saturday or Sunday.
Orders totaling more than $300 will require signature confirmation upon delivery.
We process and prepare orders for shipment within 1 business day. Please note that many other pool supply retailers require 3–5 days of handling time before shipping.
Orders placed after 1:00 pm Phoenix Time may not be eligible for same-day shipment.
Expedited shipping options are available at checkout.

Return Policy:

Products that are received damaged will receive a refund in store credit.
Most products are eligible for return within 30 days of receipt, except where noted below.
To initiate a return, please complete an RMA form prior to sending your item back.
Original shipping costs are non-refundable and will be deducted from the return credit.
Items returned missing accessories or original packaging, or that are not in the same condition as received, may be subject to a restocking fee of up to 100% depending on the condition of the item upon return.
Some returns will be charged an automatic 15% restocking fee.
We are unable to issue refunds for items that have been damaged or rendered inoperable due to installer error.
Please complete the return form to receive your RMA number and return shipping label.
Chemical products are not eligible for return under any circumstances.
The Pentair Colorsync 618031 is not eligible for return.
Pool cleaners are not eligible for return.
Opened seals and o-rings are not eligible for return.
Capacitors are not eligible for return.
Plastic popup tools are not eligible for return.
Automation components and circuit boards are not eligible for return.
If a light is returned due to a reported malfunction and is found to be fully operational upon testing, return shipping costs and a restocking fee will be deducted from the refund.
Orders refused at the time of delivery will be subject to the original shipping costs being deducted from the refund.