Premium Condensing Tankless Water Heater 

Complete installation of plumbing systems on new residences of any size Estates. Add-ons, modification/addition of existing systems.

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You don’t use hot water 24 hours a day. But, you’re paying a lot to heat water 24 hours a day.

The tankless water heater is a more efficient way to heat water quickly and it delivers an endless supply of hot water for as long as you need it. With tankless water heaters, you only pay to heat water when you need it and for as long as you want it.

The tankless hot water system is revolutionizing the way modern homes meet their water heating needs. The water heater can produce and supply endless streams of hot water to multiple outlets simultaneously without any fluctuation in temperature. It’s more energy efficient than a traditional natural gas water heater and is up to 50 percent more efficient that an electric water heater.

The Leader in Condensing Technology

Since 2006, Navien, Inc. has become one of the fastest growing companies in the home comfort sector in North America and is now the leader in condensing technology, providing condensing tankless water heaters, combi-boilers, and boilers.* Navien’s products possess state-of-the-art technology, high efficiency and reliable quality.

Navien has achieved international recognition for its sophisticated engineering and robust designs. Backed by parent company, KD Navien with more than thirty five years of experience with advanced boiler and water heating technology, Navien will continue its mission to provide high quality products that are beneficial to both customers and the environment. LEARN MORE ABOUT NAVIEN

We offer a high performance condensing and non-condensing tankless that utilizes the existing ½” gas pipe lines.

Designed for efficiency: Rinnai’s tankless technology features durable heat exchangers to provide maximum efficiency and uses up to 40 percent less energy* than a traditional tank.

Save energy: By operating only when hot water is needed, with pilot light and no storage tank to heat and reheat water, our tankless technology helps save on energy and utility costs. The use of an electronic ignition means no standing pilot light that constantly uses energy.

A smart investment for now and the future: Increase your home’s value with premium technology, increased energy efficiency, an improved Home Energy Rating System (HERS) Index Score and optimized LEED certification. Available energy efficiency rebates and tax credits offer the opportunity to help make your purchases more affordable.

Customize your efficiency: Rinnai gives you installation options that are the perfect fit for nearly any home. LEARN MORE ABOUT RINNAI


S&T Plumbing

804 West Shady Grove Irving Texas 75060

Open 7:00am - 5:00pm

Monday Through Friday.

Phone: (972) 259-5286