COSCO Fire Protection, Spokane Valley, WA: Backflow Testing

Approvals

✓ On the City of Spokane list Phone matches its Google profile

City of Spokane backflow assembly testers, as of February 4, 2026. Being on this list means the utility lets the company file backflow test reports in its water system; it is not a state license.

Ask for the certificate number of the tester who will do your test, and check that your own water utility accepts reports from this company.

Call (509) 505-6001 Visit website More testers in Washington

Price reports

What a backflow test costs in Spokane Valley

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Published prices nationwide

$29.99 to $100 per assembly

$0$25$50$75$100$125

Based on 14 published prices · Read Oct 2026 Prices testing businesses list on their own websites, from our cost guide. Listed prices, not what people paid.

Every published price, with its source: what a backflow test costs.

Failed test? Published repair, rebuild and replacement prices: what a backflow repair or replacement costs.

What COSCO Fire Protection's website says

It says	Details	Page
Emergency service	Offered, it says (hours not stated)	coscofire.com/services

Read on coscofire.com on October 11, 2026 (5 pages). This is what the business says about itself. The same website covers 4 offices we list, so it may describe the whole company rather than this office.

Where you will find COSCO Fire Protection

These are the city pages close enough for this business to appear on.

Other backflow testers nearby

Business	Services	Distance
TLC The Landscape Company	Backflow Testing	under 1 mi
Lilac City Sprinklers & Landscape	Backflow Testing	2 mi
Apollo Mechanical	Backflow Testing	2 mi
Hiller Fire	Backflow Testing	2 mi
Jones Sprinklers Inc.	Backflow Testing	4 mi
Senske Lawn & Tree Care	Backflow Testing	4 mi

Questions about COSCO Fire Protection

Is COSCO Fire Protection approved to test backflow assemblies?

COSCO Fire Protection is on the City of Spokane list, as of February 4, 2026. That means the utility lets the company file backflow test reports in its system; it is not a state license. Ask for the tester's certificate number before the test.

What does COSCO Fire Protection do?

Their listing covers backflow testing. Call to confirm the service you need, because offerings change.

What areas does COSCO Fire Protection serve?

They are based in Spokane Valley, Washington, within driving distance of Spokane Valley, Spokane, Post Falls, Dalton Gardens, Rathdrum. Service areas are set by the business, so confirm yours when you call.

How do I reach COSCO Fire Protection?

Call (509) 505-6001. Their website is linked on this page.

Compiled from public records and public business information. Not an endorsement. Check licensing before you hire.

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