Tankless Water Heating
Commercial-grade units with the industry's best warranty.

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Condensing

Rinnai’s super high-efficiency models offer sleek design, maximum output and an array of features ideal for the hot water demands of large homes.

RX Models

RXP Models

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RUCS Models

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For small- to medium-sized new homes or remodels, Rinnai’s high-efficiency models are affordable, compact units you can count on.

RE Model Series

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V Model Series

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Smart-Circ™ Recirculation

Venting & Accessories
Home Heating
Condensing Boilers

Rinnai Condensing Boilers deliver more efficient home heating than traditional boilers, while also providing domestic hot water.

I-SERIES Plus

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Direct Vent Furnace

Rinnai Direct Vent Furnaces use modulating technology to create energy-efficient warmth for the whole home.

Direct Vent Furnace Accessories
Vent-Free Fan Convectors

Rinnai Vent-Free Convectors push heat to the farthest reaches of the room, evenly warming larger spaces and maximizing cost-savings.
Hydronic Air Handler

The Rinnai Hydronic Air Handler System easily integrates with select tankless water heaters or boilers to deliver energy-efficient warmth.
Electric Water Heating
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David Gray Plumbing

Located in Jacksonville, FL 32217

https://www.davidgrayonline.com

About Us

Tradition meets excellence at David Gray Plumbing, Electrical, Heating and Air. With a legacy spanning more than 40 years, we are a family-owned and operated business committed to preserving the heritage of your home while ensuring modern comfort, safety and reliability. Specializing in plumbing, electrical, and HVAC services, our expertise is rooted in decades of experience and a deep understanding of the needs of discerning homeowners — no matter whether they live in a historical property or a contemporary residence.

This contractor has the knowledge and training through Rinnai to expertly sell, install and service Rinnai products. They're committed to ensuring the best experience and overall customer satisfaction for you!

Hours of Operation

Sunday:	Closed
Monday:	8:00 AM - 5:00 PM
Tuesday:	8:00 AM - 5:00 PM
Wednesday:	8:00 AM - 5:00 PM
Thursday:	8:00 AM - 5:00 PM
Friday:	8:00 AM - 5:00 PM
Saturday:	Closed

This contractor provides support for:

Product Offerings

Water Heating

Heating

Energy Source

Natural Gas

Propane

Electric