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PRODUCT SPECIFICATIONS

Mark's Plumbing Parts 50637xx

Source rating — not measured installation performanceRecorded rating (US gal/min)Recorded rating: 1.501.5
Chart generated from this record's EPA snapshot fields. Shared zero baseline; units shown above. This is not a measured flow or flush test.

Compare recorded specifications

Same source category and product or flush type. These are source-record comparisons, not compatible replacements or performance recommendations. Equal ratings do not make two models identical.

Historical EPA source fields; unknown values remain unknown
ParameterMark's Plumbing Parts 50637xxMark's Plumbing Parts 50858xxNeoperl 13087xxNeoperl 31635xx
Source model nameNot suppliedNot suppliedNot suppliedNot supplied
Maximum rated flow1.5 US gal/min1.5 US gal/min1 US gal/min1 US gal/min
Product typeFaucet AccessoryFaucet AccessoryFaucet AccessoryFaucet Accessory

Model specifications

Recorded in the EPA directory snapshot of 2026-10-30
ParameterRecorded value
Brand as reportedMark's Plumbing Parts
Maximum rated flow1.5 US gal/min
Source model nameNot supplied
Product typeFaucet Accessory
Source model number50637xx

A faucet and a faucet accessory are different product types. Equal flow does not establish fit or compatibility.

Source: EPA WaterSense directory. Sources & Methods.

Other source models to examine

Same category and recorded type; these are navigation examples, not recommended substitutes or compatibility matches.

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