Watts 3L & 53L Pressure Relief Valves

Series 3L and 53L are used for protection against excessive pressure on domestic storage tanks or tankless water heaters. Similar in construction to Watts Model 10L, the Model 3L has no temperature relieving element. Model 53L has the basic design as Model 3L except it is furnished in 1/2" (15mm) size and does not comply with A.S.M.E. requirements.

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  • 1/2" 53L Poppet Type Pressure Relief Valve (150 psi) View Specs
    • SKU: 0190482
    • Brand: Watts

    $34.65 / each

    $167.25 / box
    5 x $33.45

    In Stock! (12 Available) Ships in 24-48 Hrs
  • 1/2" LF53L Poppet Type Lead Free Pressure Relief Valve (150 psi) View Specs

    $48.95 / each

    $236.25 / box
    5 x $47.25

    In Stock! (4 Available) Ships in 24-48 Hrs
  • 1/2" 53L Poppet Type Pressure Relief Valve (100 psi) View Specs
    • SKU: 0190001
    • Brand: Watts

    $17.95 / each

    Non-Stock Item Allow 7-10 Days to Ship Out
  • 1/2" LF53L Poppet Type Lead Free Pressure Relief Valve (100 psi) View Specs

    $22.95 / each

    $221.50 / box
    10 x $22.15

    In Stock! (4 Available) Ships in 24-48 Hrs
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