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Backflow Prevention Testing Cost in Onyx, CA
Detailed pricing guide with local market adjustments and material comparisons
Onyx Average
$83–$413
Market Tier
Town
Cost Breakdown
Backflow Prevention Testing Cost in Onyx
TownLowAverageHigh
$83$248$413
Market Tier
Town (0.75x)
Small town with lower labor and material costs
Climate Adjustment
1.1x
Based on local climate conditions
Material Cost Comparison
Backflow prevention device(Budget)
$62–$310Test gauge kit(Mid-Range)
$83–$413Isolation valves(Premium)
$116–$578Factors that affect your cost
- Testing only vs device installation
- Device type (RPZ, double check, PVB)
- Number of devices
- Annual certification fee
- Municipality requirements
Get Quotes in Onyx
Precision Plumbing and Drain
Bakersfield, CA
(661) 706-1038Bakersfield Plumbing Company
Bakersfield, CA
(661) 382-3517Hector's Plumbing Inc.
Bakersfield, CA
(661) 588-3187J Noble Binns Plumbing
Bakersfield, CA
(661) 615-6101Founding Member
Premium spot in Onyx
Ambassador
Lead the Onyx community
Founding Member
Premium spot in Onyx
Onyx Housing Market
Median Household Income
$27,462
Median Home Value
$174,300
Homeownership Rate
81.1%
Population
574
Median Year Built
1974
Source: U.S. Census Bureau, ACS 2023 5-Year Estimates
Track Your Costs
Maintenance
Backflow Prevention Testing
Date
April 2026
Cost
$248
Vendor
Your local pro
Warranty
5-year material warranty
Onyx average: $83–$413
Before
Issue documented with photos
After
Repair completed, area sealed
Materials Used
Backflow prevention deviceTest gauge kitIsolation valves
Warranty Details
5-year material warranty
Auto-Checkup Created
"Backflow Test" — every 12 months
Added by youApril 2026
Property Health Score
Fair
76
plumbing category +5 pts(71 → 76)
Documentation19/25
Maintenance20/25
Warranty22/25
Investment21/25
Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.
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Date:2026-04-04
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Cost FAQ
What is the average cost of backflow prevention testing in Onyx?
The average cost of backflow prevention testing in Onyx, CA ranges from $83 to $413. The final price depends on Testing only vs device installation, Device type (RPZ, double check, PVB), Number of devices.
What factors affect backflow prevention testing cost?
Key factors include: Testing only vs device installation, Device type (RPZ, double check, PVB), Number of devices, Annual certification fee, Municipality requirements. In Onyx, local labor rates and material availability also influence pricing.
How do I get accurate quotes for backflow prevention testing in Onyx?
Get at least 3 quotes from licensed professionals in Onyx. Use Fizbo SmartSearch to find and compare local plumbers, read reviews, and request estimates — all in one place.