Even with excellent DIY maintenance, there comes a time when your trailer’s holding tanks need a professional touch. A professional tank cleaning can remove buildup you can’t reach yourself and extend the life of your plumbing system.
When to Consider a Professional Cleaning
- Persistent odors that don’t go away
- Tank sensors that read incorrectly
- Slow draining or recurring clogs
- Hard-to-reach or oddly shaped tanks
- Annual “deep clean” before the camping season
- Before major plumbing renovations or upgrades
What the Pros Offer
Professional services—like hydrojet cleaning—use high-pressure water to safely scrub tank walls and dislodge buildup without harsh chemicals. Many mobile services will:
- Restore sensor accuracy
- Inspect valves, seals, and plumbing for wear or corrosion
- Come directly to your campsite, home, or storage area
- Provide maintenance education so you can prevent future issues
Choosing the Right Provider
When selecting a service, ask:
- What method do they use? (Hydrojetting is preferred.)
- Do they travel to your site or require you to come to them?
- Are they compliant with environmental waste disposal rules?
- Is sensor calibration included?
- Are quotes all-inclusive, or are there extra fees?
Final Thoughts
Your vintage trailer’s plumbing deserves as much attention as its paint and polish. Pair your regular maintenance with an occasional professional cleaning, and you’ll keep odors away, sensors accurate, and your travels carefree.
Bonus: At select Trailerfest Rallies, we may arrange for on-site professional tank cleaning—making it easy to get your system freshened up without ever leaving the park! If you’d be interested in this convenient service, let us know so we can plan accordingly.
Need a professional cleaning? Save $50 when you have it done at a Trailerfest Rally or contact Kleen Tank.

