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

RUS Models

RUCS Models

Non-Condensing

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

REP Model Series

V Model Series

Accessories

Rinnai Central™ mobile app

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

Boiler Venting & Accessories
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.
Heat Pump Companion

The Rinnai Heat Pump Companion improves indoor comfort and energy efficiency while boosting the performance of your heat pump during peak demand.
Electric Water Heating
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R.D. Obrochta Construction & Tankless Hot-H2o Systems

Located in ROUND LAKE BEACH, IL 60073

https://www.chicagotankless.com

About Us

We are a small family operated contracting company that opened in 1985. Having knowledge and working in all aspects of the construction trades .. In 2002 we opened Tankless Hot-H2o Systems and have been specializing in tankless water heater technology. Design, Consulting, Installation and Service . Residential, Commercial, Industrial .

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

Boiler

Commercial Water Heating

Energy Source

Natural Gas

Propane

Electric