5.0/5.0 customer rating
Denver Plumbing Sewer Cleaning Contact Allen Service
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Call Us Today! 970-431-6574
  • Respectful, Certified Technicians
  • Prompt Same-Day Service, Every Time
  • Fast, 24/7 Emergency Service
  • Trusted Local Plumbers Since 1962
  • M
    Margo Clark
    "I would hire this company 100% again" Jon was great with explaining everything in detail and giving me all the details as well as numerous choices on how to correct the problem.
  • W
    Whitney Cobb
    "Friendly, Thorough Service" Friendly, thorough. Cleaned out a block in the main plumbing line.
  • S
    Scott Krugerud
    "Both Mike and Travis Did a Great Job" They both did the work we expected (line clean out) and were always professional.
  • c
    cora starr
    "Very Helpful and Friendly" Very helpful and friendly and got the job done in a reasonable amount of time.
  • J
    Jim Norman
    "Zach Was Awesome" Zach was incredibly friendly, professional, courteous, and thorough.
  • J
    Jeff Chapman
    "His confidence and knowledge were tremendous" His confidence and knowledge and reassurance were tremendous and I’m so glad I called Quality First and got to do business with Thomas!
I would hire this company 100% again
Jon came out to check a sewer leak and was great with explaining everything in detail (I’m out of state) and giving me all the details as well as numerous choices on how to correct the problem. I would hire this company 100% again due to him!
Margo Clark
Friendly, Thorough Service
Friendly, thorough. Cleaned out a block in the main plumbing line (tree roots 😬). Coming back to scope, etc.
Whitney Cobb
Both Mike and Travis Did a Great Job
Both Mike and Travis did a great job. They were very mindful of not tracking dirt into our house. Mike even put boot covers on the wheels of the sewer snake, which wasn’t an easy task. They both did the work we expected (line clean out) and were always professional. This is why we used APC (now Allen) in the past and will continue to use them in the future.
Scott Krugerud
Very Helpful and Friendly
Very helpful and friendly and got the job done in a reasonable amount of time. We had our sewer back up Christmas Eve, was able to call Christmas Day, and got an appointment the day after Christmas; couldn’t ask for a better service. Answered all of our questions without hesitation.
cora starr
Zach Was Awesome
Zach was awesome. Our laundry and furnace rooms flooded due to blockage in our main sewer line. I called no less than 11 companies that advertised 24x7 emergency service. None of them actually has 24x7. Quality First was the only company that called me back and sent a tech. Zach was incredibly friendly, professional, courteous, and thorough. Give that guy a raise. :o)
Jim Norman
His confidence and knowledge were tremendous
I had a home inspector out for the house I was under contract to buy, and he discovered a sewer in severe disrepair. I called Quality First to come out and quote replacement of the sewer, and Thomas was who they sent. He checked over the report from the home inspector, reviewed his notes, and did a diagnosis all his own which led him to a proposal for replacement. I knew this would be a massive project, but Thomas explained exactly how he and his team would take on the project and assured me it was something they could handle without issue. His confidence and knowledge and reassurance were tremendous, and I’m so glad I called Quality First and got to do business with Thomas!
Jeff Chapman

Serving Denver and beyond Sewer Cleaning Company Denver

Ensure your sewer lines are clear and functioning optimally with Allen Service's professional sewer cleaning services. Over time, sewer lines can become clogged with debris, leading to backups and potential damage. Our experienced team uses the latest in sewer cleaning technology to thoroughly remove blockages, preventing future issues and maintaining the health of your sewer system. Regular cleaning by Allen Service's experts can extend the life of your sewer lines and prevent unpleasant surprises. Trust us to keep your sewer system flowing smoothly with our efficient and effective cleaning solutions.

Don't wait for a backup to happen. Schedule a sewer cleaning with Allen Service at (970) 431-6574!

Common Questions
  • What are common signs of a sewer blockage?
    Signs of a blockage include slow drains, unusual odors, gurgling sounds, and sewage backups. If you notice any of these, it may be time to have your sewer lines inspected.
  • How often should sewers be cleaned?
    It is generally recommended to have your sewers cleaned every 18-22 months to prevent build-up and blockages. However, frequency may vary based on the age and condition of the pipes, as well as tree root intrusions.
  • What's the difference between drain and sewer cleaning?
    Drain cleaning focuses on individual pipes inside the home, while sewer cleaning addresses the main sewer line that connects your home to the municipal sewer system.
  • Can tree roots damage my sewer line?
    Yes, tree roots can infiltrate sewer lines through small cracks or joints in the pipes, causing blockages and potential damage. Regular cleaning can help manage this issue.
Why Trust Our Services?
  • One-Call Complete Plumbing Solutions

    Repairs, upgrades, and maintenance—all handled by our expert team.

  • Respectful, Certified Technicians

    Our pros treat your home with care and get the job done right.

  • Trusted Local Plumbers Since 1962

    Family-owned, delivering quality plumbing for over 60 years.

  • Fast, 24/7 Emergency Service

    Count on us day or night for urgent plumbing solutions.

Plumbing Solutions You Can Trust, Year After Year
Call Us Today! 970-431-6574
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Why Choose Allen Service

For over 60 years, Allen Service has delivered dependable HVAC, plumbing, and electrical solutions across Denver, Fort Collins, and beyond. As a family-owned company, we put your comfort first—offering quality workmanship, honest communication, and 24/7 service. Experience the difference that comes from people who truly care.

Why Choose Us:

  • Trusted local experts since 1962
  • Family-owned and operated for three generations
  • Comprehensive HVAC, plumbing, and electrical services
  • 24/7 emergency availability
  • VIP membership plans with exclusive benefits
  • Customer-first guarantee on every job
Denver Sewer Cleaning
Call for More Information Today!
970-431-6574
Areas We Serve
  • Denver
  • Adams County
  • Aurora
  • Lakewood
  • Thornton
  • Arvada
  • Westminster
  • Commerce City
  • Centennial
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