E-Z Test Pool Supplies

E-Z Test Pool Supplies, Inc. (online as "EZ Pool & Spa Supply") is a family-owned pool and spa business founded in 1989 by brothers Dave and Patrick O'Keefe. It grew from a mobile water-testing service into three retail stores in New Hampshire and Massachusetts plus a nationwide online store. It sells pool and spa chemicals, equipment (pumps, filters, heaters, robotic cleaners, UV sanitizers), replacement parts, test kits, liners, and covers as an authorized dealer for brands including Hayward, Pentair, Raypak, Jandy, Maytronics, Zodiac, and Polaris. A sister branch, D&P Pools, handles installation and maintenance.

Website	www.eztestpools.com ↗
Type	Retailer
Channel	Online + retail stores
Marketplaces	Amazon: Retailer storefront Walmart: None found Runs its own Amazon storefront ('E-Z Test Pool Supplies', seller A658V92FEJDF2); no verified Walmart storefront (search hits matched an unrelated 'E-Z Pool' chemical brand and a different seller). Also sells via its own eztestpools.com and ezteststores.com sites. [source]
Ownership	Private
Stock	—
American company	Yes — U.S., family-owned, headquartered in Plaistow, New Hampshire
Headquarters	Plaistow, New Hampshire, USA
Founded	1989
Footprint	Three retail stores in New Hampshire and Massachusetts (Plaistow NH, Derry NH, North Reading MA) plus a nationwide online store; sister branch D&P Pools provides installation and maintenance.
Known for	New England family-owned pool & spa retailer with a full catalog of chemicals, equipment, and parts backed by US-based support, sold in its NH/MA stores and online nationwide.
Does well	US-based customer service seven days a week (phone, chat, email), a deep parts and equipment selection as an authorized dealer for top brands, and owner-involved personalized service carried over from its retail-store heritage.
BBB rating	BBB A+ (2026-06-24)
Trustpilot	1.9/5 · 32 reviews (2026-06-24)
Est. web traffic	estimate pending

Policies

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Returns	Returns accepted within 30 days of purchase; items must be in original packaging and condition, and the customer pays return shipping. A 20% restocking fee applies to orders of $100 or more. Non-returnable (unless deemed defective by the manufacturer): chemicals, salt cells, heaters/heat exchangers/heat pumps, pool covers, slides, cleaner vacuums/robots, motors, railings/stairs, liners, above-ground pools, light bulbs, paints, sprays, sealants, pigments, and adhesives. [source]
Shipping	Free ground shipping on orders $99+ to the Continental U.S. (excludes HI & AK); $8.99 flat rate on orders under $99, with no handling fees. Most orders ship in 1-2 business days and typically arrive in 3-6 business days. Free shipping is ground service only. [source]
Warranty / Defects	No separate store-level warranty; products carry the manufacturer's warranty and customers file claims directly with the manufacturer. The site lists warranty contacts for major brands (Hayward, Pentair, Raypak, Jandy, Maytronics, Solaxx, Zodiac, Rheem, Polaris, Coates, Waterway Plastics). [source]

Customer Service Notes

Not BBB accredited but carries an A+ BBB grade (snippet/profile-sourced). Third-party review sentiment is mixed: Trustpilot shows a low ~1.9/5 across roughly 32 reviews (snippet-sourced; page 403s to automated fetch), with recurring themes around order-processing delays versus stated times and shipping-carrier issues, while the company cites 25,000+ 5-star reviews via Shopper Approved on its own site and holds a Google 'Top Quality Store' badge. No product recalls or lawsuits were identified during this review.

Company Timeline

Date	Event
1989	Founded by brothers Dave and Patrick O'Keefe as an at-home mobile water-testing service in Lawrence, MA
1994	First retail store opens in Plaistow, New Hampshire
2006	Second store opens in Derry, New Hampshire
2012	Third store opens in North Reading, Massachusetts

Sources

Last updated 2026-06-24 · Next review 2026-07-24

Purpose: This was created to help people navigate the complex ocean of brands, retailers and manufacturers in the pool industry — both for pool professionals as well as consumers & DIY homeowners. We hope you find it useful.

Pool Industry Insights is an independent research summary compiled for general, non-commercial informational purposes from publicly available sources. Information is believed accurate as of the capture date shown on each entry but is provided “as is,” without warranties of any kind; figures such as ratings, traffic estimates, and stock prices change frequently and should be independently verified. Nothing here is an endorsement, an offer, or financial or purchasing advice. All trademarks and trade names are the property of their respective owners; their use here is nominative and implies no affiliation or sponsorship.

Disclosure: site owner Dieter Davis is a co-founder of Poolaroo, a pool & spa retailer that may compete with companies listed here.

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