Pentair 1/8" Polaris Cleaner Plug | 370187

The Pentair 1/8" Polaris Cleaner Plug (370187) is a small, yet essential, replacement plug designed to seal an 1/8-inch port or opening in Polaris pressure-side pool cleaner hose or fittings. This plug prevents water from leaking out of unused ports, helping maintain proper pressure and consistent cleaner performance.

Compatible Pool Cleaners

Polaris pressure-side automatic pool cleaners
Other Polaris models or hose/fitting assemblies that use an 1/8" plug

Key Features

1/8" plug for sealing unused hose or fitting ports
Helps maintain proper water pressure and prevent leaks
Durable construction designed for underwater pool use
OEM replacement for lost, worn, or missing plugs
Simple to install without tools

Specifications

Brand: Pentair / Polaris
Part Number: 370187
Component: 1/8" cleaner plug
Application: Polaris pressure-side cleaner hose or fittings

Application & Use

This 1/8" plug installs into a corresponding port or hole in the Polaris cleaner’s hose or fitting where sealing is required. Keeping unused openings plugged helps prevent water loss and pressure variation that could negatively impact propulsion, steering, or overall cleaner operation. Inspect plugs periodically and replace if cracked or missing to ensure optimal performance.

Related Products

Maintenance Tips

Check small plugs like this whenever you service your cleaner hose and fittings. Replace any that are missing, cracked, or degraded to maintain water pressure and help the cleaner perform consistently and efficiently.

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.