Backflow Testing Lakewood Locals Can Trust
Clean drinking water depends on plumbing systems working exactly as designed - and backflow prevention devices are the last line of defense when something goes wrong. Certified and licensed plumbers serving Lakewood provide backflow inspection, testing, repair, and full system installation for residential and commercial properties across Jefferson County and the surrounding Front Range. Backflow contamination is a legitimate public health risk, particularly for properties with irrigation systems, fire suppression lines, or aging infrastructure - all of which are common throughout Lakewood’s established neighborhoods.
With over 15 years of plumbing experience across the region, local technicians help property owners in meet regulatory requirements and keep water systems free from contamination year-round. Part of broader Lakewood plumbing and drainage services
Why Backflow Testing Can’t Wait
A properly functioning backflow prevention device is what stands between your clean water supply and whatever is on the other side of that connection - lawn chemicals, irrigation water, industrial waste, or raw sewage. Backflow happens when water pressure drops suddenly and flow reverses direction inside the system. Main breaks, burst pipes, and heavy firefighting demand can all trigger it without warning, and a device that hasn’t been tested recently may not catch it.
Colorado law requires annual backflow testing for many property types - it isn’t optional for commercial buildings, irrigation systems, or fire suppression connections. Staying current on testing protects against city fines, liability exposure, and the far more serious risk of contaminated water reaching taps. A passing test and the certification paperwork that comes with it also gives property owners documented proof of compliance when municipal authorities request it.
What Backflow Is and Why Testing Matters
Backflow occurs when water reverses direction inside a plumbing system, pulling potentially contaminated water back into the potable supply. Harmful bacteria, chemicals, or sewage can enter a clean water line in seconds when a pressure drop catches an unprotected or malfunctioning device off guard. Lakewood’s older housing stock - particularly homes built in the 1950s through 1970s in neighborhoods like Eiber, Glennon Heights, and Westland - may have aging backflow infrastructure that has never been evaluated. Regular testing confirms devices are working, meets Lakewood and Jefferson County code requirements, and closes the gap before a pressure event creates a health hazard.
Backflow Testing Services Available in Lakewood

Certified Backflow Device Testing
We provide thorough backflow prevention device inspections and testing for residential, commercial, and industrial properties. Our certified backflow testers use state-of-the-art equipment to ensure your devices meet all local and Colorado state requirements.
Backflow Device Repair & Replacement
If your backflow prevention device fails testing, our experienced plumbers offer expert repairs and, if necessary, full device replacement. We use high-quality parts and ensure all work is completed to the highest safety and regulatory standards.
New Backflow Prevention Installation
Need a new backflow prevention system installed? We provide code-compliant backflow preventer installations for irrigation systems, fire suppression systems, commercial properties, and residential homes.
Annual Backflow Certification Reports
We supply the necessary certification paperwork for Lakewood municipal authorities after successful testing, helping you stay fully compliant and avoid costly fines. This documentation serves as official proof that your backflow prevention system is functioning correctly and meets all required local and state standards.
Who Needs Backflow Testing?
- Homeowners with irrigation or sprinkler systems - common across Applewood, Green
- Mountain, Kendrick Lake, and Bear Creek
- Restaurants, hotels, and commercial kitchens along Belmar and Union Square
- Medical and dental offices throughout Jefferson County
- Industrial and manufacturing facilities
Multi-family apartment complexes and property management portfolios Any property with a backflow prevention device installed is typically required by Colorado state and local Lakewood code to have it tested annually. If you’re not sure whether your property qualifies, a quick call to schedule an inspection will give you a clear answer.



