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Air bleeder valves leak without the right o-ring seal. This Waterway replacement o-ring fits the 3/8″ air bleeder valve perfectly and prevents leaks at the connection. Leaking valves waste water and reduce circulation. Keep spares on hand since o-rings wear out over time. Replace o-rings annually for best performance.
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We currently ship within the US, with more countries coming soon.
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🇺🇸 Ship from USA · On Agora since 2026
$1.99