Gas Line Installation, Repair & Certified Gas Testing
Natural Gas & LP | State‑Approved Testing | Permit‑Ready Service
At Flat‑Out Plumbing, HVAC & Restoration, we provide safe, code‑compliant gas line services throughout the Houston area. Whether you’re installing a new gas appliance or need a certified gas test to restore service, our licensed professionals handle it all—from permits to pressure testing to full installation.
🔥 We Install Gas Lines For:
✅ Backup Generators
✅ Pool Heaters
✅ BBQ Grills
✅ Gas Ovens & Ranges
✅ Fire Pits & Outdoor Kitchens
✅ Furnaces & Heaters
✅ Gas Lanterns
✅ Tank & Tankless Water Heaters
We design and install gas lines for new construction, remodels, and appliance upgrades—both Natural Gas and LP (Propane) systems.
✅ State of Texas Gas Testing – Certified & Compliant
Before a gas provider can turn service back on, Texas law requires a professional gas test. Flat‑Out Plumbing performs state‑certified gas pressure tests to ensure your system is safe, sealed, and leak‑free.
- Licensed and insured gas line testing
- Digital pressure test gauges and certified leak detection
- Code‑compliant documentation
- Permit pulling & coordination with your local municipality
- Final gas company inspection support
Whether it’s for a new home, remodel, or restoring service after a leak, Flat‑Out makes the process smooth and stress‑free.
🔧 Gas Leak Repairs & New Line Installation
- Emergency gas leak repairs
- Underground gas line locating and replacement
- Appliance‑specific gas line upgrades
- Full‑system repipes for outdated or corroded gas lines
- High‑pressure systems for generators and pool equipment
🛑 Why Proper Gas Work Matters
- Fire or explosion risks
- Carbon monoxide exposure
- Property damage
- Service disconnection and permit violations
Don’t trust your home or business to unlicensed work. Choose a certified team that puts safety, quality, and compliance first.
⚡ Why Choose Flat‑Out Plumbing, HVAC & Restoration?
✔️ Licensed for Natural Gas and LP installations
✔️ State‑approved gas testing
✔️ Permit‑ready and city‑compliant
✔️ Fast turnaround with emergency repair availability
✔️ Clean, professional, fully‑insured service
✔️ Trusted by homeowners, builders, and inspectors across Houston
📞 Schedule Your Gas Test or Installation Today
Need to install a new gas line, fix a leak, or pass your inspection? Flat‑Out Plumbing, HVAC & Restoration has you covered—from permit to pressure.
📞 Call Now: 832‑904‑9001
📍 Serving Houston & Surrounding Areas
What people say about our services

Thomas Kirch
HoustonCalled these guys for a burst pipe emergency at 2 AM and they were at my house within an hour! The technician was professional, explained everything clearly, and had the problem fixed quickly. Fair pricing too. Will definitely use them again.

Heather Myer
KatyOutstanding service from start to finish. They replaced my old water heater and updated some outdated fixtures. The team was punctual, clean, and respectful of my home. The quote was competitive and there were no surprise charges. Highly recommend!

James Greene
Sugar LandSolid work on fixing our kitchen sink leak and installing a new garbage disposal. The plumber arrived on time and completed the job efficiently. Only downside was the initial phone response was a bit slow, but the actual service made up for it.

Lisa Mustafa
CypressThese folks saved my weekend! My toilet was completely clogged and nothing I tried worked. They came out same day, fixed the issue in 30 minutes, and even gave me tips to prevent future problems. Great customer service and reasonable rates
Areas We Serve
- Downtown Houston
- The Heights
- Memorial
- River Oaks
- Montrose
- Galleria
- Cypress
- The Woodlands
- Tomball
- Humble
- Kingwood
- Katy