About
Redwood Backflow
Owner: Jack Allenfort.
Per the shop
- Licensed, bonded, insured
Per the shop. - ABPA member
Per the shop. - Optional annual maintenance program
Per the shop.
These statements come from the shop’s own website and have not been independently confirmed, except the public record at right.
Public record
- Washington L&I plumbing contractor license, backflow specialty
Status Active, expires 2027-10-21.
Source: Washington State Department of Labor & Industries public contractor dataset, checked 2026-10-26.