Check Compatibility Before You Buy
Hot Tub Things® Flat Filters 4‑Pack – Fits Simplicity® by Bullfrog Spas (2018+) – part #10‑00814
Hot Tub Things® Flat Filters 4‑Pack – Fits Simplicity® by Bullfrog Spas (2018+) – part #10‑00814
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High-quality Hot Tub Things® flat filter 4-pack, compatible with Bullfrog® Simplicity® Series spas
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Direct replacement for OEM filter part #10‑00814 used in 2018 and newer Simplicity® models
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Coreless design improves water flow and efficiency while simplifying filter changes
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Engineered from durable pleated media that captures fine particles and debris
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Designed for quick installation—no adapters or tools required
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Replaces factory-installed filters for reliable water clarity and hassle-free maintenance
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Includes 4 flat cartridge filters—a convenient bulk pack for seasonal replacement
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Not compatible with Bullfrog STIL, M, A, or X Series spas

