Duncans Backflow Amb Test Rpr
Licensed Plumbing Contractor · Friday Harbor, Washington
Is this you? Claim it free →● WA Licence #DUNCABA760RQ
- Address
- Po Box 3073, Friday Harbor, WA 98250
- Phone
- (360) 710-1400
- Website
- Not listed yet
- Licence type
- Plumbing Contractor
- Licence status
- Active
- Expires
- 11/27/2026
Source: Washington State Department of Labor & Industries (L&I) — Contractor License Data (data.wa.gov) · checked 2026-07-02
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