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Backflow Prevention Testing Cost in Oak Island, NC
Detailed pricing guide with local market adjustments and material comparisons
Oak Island Average
$75–$375
Market Tier
Town
Cost Breakdown
Backflow Prevention Testing Cost in Oak Island
TownLowAverageHigh
$75$225$375
Market Tier
Town (0.75x)
Small town with lower labor and material costs
Material Cost Comparison
Backflow prevention device(Budget)
$56–$281Test gauge kit(Mid-Range)
$75–$375Isolation valves(Premium)
$105–$525Factors 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 Oak Island
Longley Supply Company
Wilmington, NC
(910) 762-7793Signature Plumbing Inc
Wilmington, NC
(910) 686-1377Roto-Rooter Plumbing & Drain Service
Wilmington, NC
(910) 408-4333Speedy Plumbing LLC
Wilmington, NC
(910) 616-8941Founding Member
Premium spot in Oak Island
Ambassador
Lead the Oak Island community
Founding Member
Premium spot in Oak Island
Oak Island Housing Market
Homes for Sale
2
Local Pros
81
Home Service Professionals Near Oak Island
lender 13Cleaners 11Landscapers 11Inspectors 10Electricians 9multimedia_specialist 9Appraisers 9Roofers 9
Median Household Income
$83,483
Median Home Value
$407,400
Median Rent
$1,208/mo
Homeownership Rate
87.8%
Population
8,888
Median Year Built
1995
Source: U.S. Census Bureau, ACS 2023 5-Year Estimates
Track Your Costs
Maintenance
Backflow Prevention Testing
Date
April 2026
Cost
$225
Vendor
Your local pro
Warranty
5-year material warranty
Oak Island average: $75–$375
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
74
plumbing category +5 pts(69 → 74)
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:2026-04-05
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Cost FAQ
What is the average cost of backflow prevention testing in Oak Island?
The average cost of backflow prevention testing in Oak Island, NC ranges from $75 to $375. 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 Oak Island, local labor rates and material availability also influence pricing.
How do I get accurate quotes for backflow prevention testing in Oak Island?
Get at least 3 quotes from licensed professionals in Oak Island. Use Fizbo SmartSearch to find and compare local plumbers, read reviews, and request estimates — all in one place.