Tankless Water Heater Specialists in Jacksonville, FL

Never run out of hot water again. Our Jacksonville tankless specialists provide endless hot water with a 20+ year lifespan — even with our 15.3 GPG hard water.

Tankless Water Heater Installation Jacksonville FL
RiverCity Plumbing specializes in tankless water heater installation in Jacksonville, FL, providing endless hot water with 25–30% energy savings over traditional tank units. In Jacksonville's climate, properly sized whole-home tankless units (Rinnai, Navien, Noritz) deliver 6–10 GPM at 77°F groundwater temperature. Gas line upgrades included when required. Call (904) 760-7837.

Never Run Out of Hot Water Again

Are you tired of hot water running out halfway through a shower in your Mandarin (32223) home or waiting forever for the tap to warm up in Ponte Vedra (32082)? Traditional tank heaters are essentially big, energy-hungry kettles that eventually run dry.

Tankless water heaters — also known as “on-demand” heaters — only heat water when you turn on a faucet. This means you get an endless supply of hot water for your family, whether you’re doing three loads of laundry or filling a garden tub after a long day at the beach.

Why Tankless is the Smart Choice for the 904

Traditional tanks constantly reheat water 24/7. Tankless units only activate when needed, cutting your monthly energy bills significantly.

Tankless units are about the size of a suitcase and mount on the wall, freeing up your garage or utility closet.

A standard tank heater in Jacksonville fails after 7–8 years. A tankless unit can last 20+ years with annual maintenance.

Without 50 gallons of standing water, you eliminate the risk of a tank bursting and flooding your home while you’re away.

Hard Water & Tankless Heaters in Jacksonville

Because Jacksonville has “extremely hard” water (15.3 GPG), we strongly recommend a water softener to protect your tankless unit’s heat exchanger from scale buildup. This ensures you get the full 20-year lifespan out of your investment.

  • Tankless + softener combo = optimal protection
  • Annual descaling service available
  • We work with TECO/Peoples Gas for gas-powered installs

Free Upgrade Estimate

Ready to Go Tankless?

Call (904) 760-7837 or text us a photo of your current heater for a quick upgrade estimate!

Call (904) 760-7837