Byrnes Down, Charleston, SC

Backflow Testing in Byrnes Down, Charleston, SC

Short answer

Backflow testing in Byrnes Down typically costs between $90 and $652. Call or text (843) 286-4721: CHS Backflow is a free referral service that connects you with a vetted local pro in Byrnes Down, Charleston. A local pro we refer must be a state-certified backflow prevention tester, as required by SC DES.

Updated October 23, 2026 2 min readLeer en español

Quick answer

CHS Backflow is a free referral service for backflow testing in Charleston, SC: call or text (843) 286-4721 (our assistant answers 24/7 in English or Spanish; callbacks Mon–Fri, 8am–5pm ET) and a vetted local pro calls back within the hour during business hours; backflow repair or rebuild kit: typically $150–$400; serving Charleston, Mount Pleasant, North Charleston, Summerville, James Island, Johns Island.

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Quick facts Answer
Cost range $90 to $652
Time Varies by home - confirm in your quote
Who's qualified State-certified backflow prevention tester (SC DES)

Byrnes Down: what's different here

Byrnes Down is a small neighborhood in West Ashley, Charleston, SC. It features mostly two- and three-bedroom midcentury bungalows. Residential streets like Craven Avenue and Colleton Drive are quiet and often lined with sidewalks. Homes in this area typically range from $450,000 to $885,000.

SC DES Requirements for backflow testing in Byrnes Down

All backflow testing in South Carolina must be performed by a state-certified backflow prevention tester. The South Carolina DES defines a certified tester as someone holding an up-to-date backflow prevention assembly tester certification card. This ensures compliance with state regulations for properties in Byrnes Down.

Understanding the Certification Process for backflow testing

A backflow prevention tester certification is earned after a proctored practical exam and a written exam. This training involves a 4-day course and is valid for three years before recertification is required. Certified testers can hold four types of certification: General, Limited, Inspector, or Manufacturer’s Agent.

Testing Standards and Accuracy in Byrnes Down

State rules require tester gauge accuracy to be within 2% of full gauge scale or about +/- 0.3 psi differential. This standard ensures that the testing performed by a local pro meets strict safety requirements. The SC DES mandates these specific accuracy standards for all backflow prevention testing.

Certification Costs and Fees

While testing costs vary, the certification process itself has associated fees. SC DES lists a $150 certification processing fee for the backflow tester application. The cost guide also notes that backflow certification costs typically range from $150 to $250.

Byrnes Down Neighborhood Overview

Byrnes Down is a small neighborhood located in West Ashley, Charleston, SC. It features mostly two- and three-bedroom midcentury bungalows. Residential streets like Craven Avenue and Colleton Drive are quiet and often lined with sidewalks. Homes in this area typically range from $450,000 to $885,000.

What to do next

  1. Verify the local pro holds a certification card issued by the South Carolina DES.
  2. Ask the pro for proof of licence and insurance before the service begins.
  3. Confirm the tester meets the required gauge accuracy of within 2% of full gauge scale.
  4. Request a quote that details the specific backflow testing procedure for your property.
  5. Call (843) 286-4721 or email [email protected] for a free quote from a licensed, insured local backflow tester.

CHS Backflow is a free referral service: an independent contractor does the work and may pay us a referral fee. You never pay us anything.

Related answers

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Quick answers

How often must a backflow tester be recertified?

Backflow prevention tester certification is valid for three years. Recertification is required after this period to maintain compliance with state rules.

What is the certification processing fee listed by the DES?

The South Carolina DES lists a $150 certification processing fee for the backflow tester application. This fee is for the certification process, not the testing service.

What types of backflow tester certifications are available?

Certified testers can hold four types of certification: General Tester, Limited Tester, Inspector Tester, and Manufacturer’s Agent. These types vary based on the scope of work.

Where can I find information about the training for backflow testers?

South Carolina DES lists a training class for tester certification at the North Charleston Convention Center. These classes include a proctored written exam and hands-on evaluation.

Backflow testing help in Tulsa

CHS Backflow is a free referral service connecting you with licensed, insured local backflow testers in Charleston and nearby areas. The pros we refer perform all work and may pay us a referral fee. We do not perform work or hold licenses. You pay no fee to us and may get other quotes.

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