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.

Questions?

Call or email.

(425) 495-1939