


W3C3030
Hayward SwimClear W3C3030 / W3C4030 / W3C5030 325 / 425 / 525 sq ft Cartridge Pool Filter
SwimClear multi-element cartridge filters use four cartridges for large filter area in a compact footprint. Choose 325, 425 or 525 sq ft.
Confirm your pump flow rate and plumbing size, and compare the filter footprint with your equipment pad.
Free tools built for pool owners and pros. Work it out yourself, then call and we'll double-check.

Split any order over $50 into monthly payments with Shop Pay Installments, as low as 0% APR, no hidden fees, decision in seconds at checkout. Bigger jobs? Ask about net terms on a trade account.
Rates from 0–36% APR. Payment options through Shop Pay Installments are subject to eligibility, and are offered by Affirm's lending partners. Options depend on purchase amount; a down payment may be required.
Use our Request a Quote page and include the product, configuration, intended use, and delivery ZIP code. We reply within 12 business hours. You can also call or text us at (817) 587-4397.
Yes, on most orders. Free standard shipping is included on most orders delivered within the United States. Some oversized or freight-only items are quoted for your delivery address — the product page will tell you before you buy.
Yes. Orders under $1,000 split into 4 interest-free payments with Shop Pay. Larger orders — most of our equipment — split into 3, 6, 12, 18, or 24 monthly payments at 0%–36% APR depending on your credit. Checking your options at checkout does not affect your credit score.
Most eligible products have a 30-calendar-day return-request window. Written return authorization is required — do not ship a return before approval. Return freight on oversized items is at the buyer's cost and can be substantial.
Coverage follows the applicable manufacturer's warranty. We are an authorized dealer for the brands we carry and can help route eligible warranty claims. Contact us with your order number, product details, and photos of the issue.
Yes. We match the total delivered price for an identical in-stock item from an authorized U.S. retailer, before purchase or within 7 days after. Call or text (817) 587-4397 or email hello@pooldirectsupply.com to request a match.
