Double Check Waterworks

Backflow Specialty contractor in Maple Falls, Washington

Active License

License #DOUBLCW746KE

TradeBackflow Specialty

CityMaple Falls, WA 98266

Business typeLimited Liability Company

PrincipalColgan, Isaac Keith

Licensed since2026-05-05

License expires2028-05-05

UBI606062937

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License data sourced from Washington State Department of Labor & Industries public records. Verify current status with the state before hiring.