Hayward SP10821 Auto-Skim Skimmer – Outside Mount for Vinyl/Fiberglass Pools

Part # SP10821 — a reliable, wide-mouth skimmer designed for vinyl and fiberglass in-ground pools. This unit captures floating debris such as leaves, bugs, and surface waste before it sinks, helping maintain clean water and protecting your pump and filter system.

Key Features

Generous opening for improved surface skimming and debris capture.
Durable ABS body engineered for chemical and weather resistance.
Outside-mount design — ideal for vinyl-liner and fiberglass pool walls.
Standard 1½″ female-threaded plumbing ports for easy integration with existing pool plumbing.
Comes complete with skimmer basket, weir door, and faceplate for a full replacement setup.

Typical Applications

Used in new pool builds or as a replacement skimmer for vinyl or fiberglass pools. Also suitable as an upgrade when existing skimmers are cracked, leaking, or undersized, to improve debris removal and reduce load on filters.

Installation & Compatibility Notes

Install into a properly cut and reinforced wall opening, then secure with appropriate mounting hardware. Connect to 1½″ plumbing lines using threaded fittings or unions. After installation, ensure the weir door operates freely and the skimmer basket is seated properly for effective skimming.

Why Choose This Skimmer?

The SP10821 skimmer delivers dependable debris capture with a simple, durable design that fits most vinyl and fiberglass in-ground pools. Its straightforward installation and reliable performance make it a trusted choice for both new installations and replacements.

Maintenance Tips

Empty the skimmer basket regularly — especially during heavy leaf or debris seasons.
Check the weir door for free movement and remove any blockages to maintain proper skimming action.
Inspect the skimmer body and faceplate annually for cracks or wear — replace if any damage is found.
During winterization or extended downtime, cover the skimmer opening to protect against debris and water intrusion.

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.