Pool Filter Evaluations
Independent, evidence-based evaluations of pool heater equipment to help you compare options, understand long-term ownership,
and make more confident decisions.
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Across every evaluation, PPC CAD™ applies independent standards focused on education, transparency, serviceability, long-term ownership, and homeowner decision support rather than sales pressure.
Waterway Filter Evaluations
Browse the latest heater evaluations. Each evaluation includes scoring, technical analysis, and field experience commentary.
PPC-WAT-FIL-001
Coverage: 570-0048-07 — 48 sq. ft. / 96 GPM
The Waterway Crystal Water 48SF is a high-capacity diatomaceous-earth filter designed for in-ground residential pools requiring very fine filtration and strong hydraulic flow. Model 570-0048-07 provides 48 sq. ft. of filtration area, a 96 GPM rated flow, 2½-inch internal plumbing, a fiberglass-reinforced polypropylene tank, replaceable D.E. grids, manual air relief, and a large bottom cleanout. Its internal design can also be converted to cartridge filtration by changing the internal components.
Version: 1.0
Record Date
8/27/2026
Evaluation Scope
Single Model
Equipment Type
D.E. Pool Filter
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Pool Pros Connect provides educational information, decision-support resources, industry perspective, equipment guidance, and customer experience support. Information reflects general experience, opinions, and industry practices and should not be considered engineering advice, legal advice, warranty determinations, code compliance evaluations, or guarantees of outcome. Final decisions remain the responsibility of the homeowner.