Rinnai High Efficiency REP199IN Natural Gas Tankless Water Heater

Name: Rinnai High Efficiency REP199IN Natural Gas Tankless Water Heater
Brand: Rinnai
SKU: 5014873267
Price: 759.87 USD
Availability: InStock

$759.87 $1,381.59

Taxes included. Shipping calculated at checkout.

Experience an endless supply of hot water and optimize home comfort with this high-efficiency non-condensing natural gas tankless water heater. Engineered for reliable indoor performance, it features an integrated Smart-Circ intelligent recirculation pump that learns usage habits to deliver instant hot water while saving energy and reducing utility expenses.

Its space-saving, wall-mounted construction fits easily into compact indoor areas like attics and crawl spaces using direct-vent concentric piping. Delivering up to 199,000 BTU and continuous multi-fixture hot water delivery, this unit offers exceptional durability with Wi-Fi monitoring compatibility.

Key Features

Brand	Rinnai
Model Number	REP199IN
Series Name	High Efficiency
Type	Tankless
Fuel Type	Natural Gas
Power Source	Gas
Use Location	Indoor
Installation Type	Wall Mount
Ignition Type	Electric
Vent Type	Concentric
Depth	27.4 cm
Water Connection Size	3/4-in
BTU Rating	199,000
Uniform Energy Factor	0.81
Emission Rating	Ultra Low NOx
High Altitude Model	Yes
Product Weight	25 kg

Highlights

High-efficiency natural gas operation with a 0.81 Uniform Energy Factor
Integrated Smart-Circ intelligent recirculation pump for on-demand hot water
Space-saving indoor wall-mounted design suitable for attics and crawl spaces
Direct concentric venting system for simplified single-penetration installation
Wi-Fi ready functionality compatible with control-r modules

Compatibility

Compatible with natural gas indoor lines and concentric direct-vent PVP/CPVC systems. Wi-Fi functionality requires an optional control-r module, and homes without a dedicated return line can achieve full recirculation via a thermal bypass valve.

Warranty

Residential warranty: Limited 15-year on heat exchanger, 5-year on parts, 1-year on labor.

Downloads

Frequently asked questions

What is the benefit of the built-in Smart-Circ pump?

The Smart-Circ intelligent recirculation pump learns daily hot water usage patterns to provide scheduled, rapid hot water and conserve energy.

Can this unit be controlled via Wi-Fi?

Yes, this model is Wi-Fi ready when paired with a control-r module.

What type of venting is required for installation?

It utilizes an optimized concentric vertical or horizontal PVP/CPVC direct-venting system that uses a single penetration for exhaust and intake air.

Where can this tankless water heater be installed?

It is designed for indoor wall-mount installation and is compact enough for non-traditional spaces like attics and crawl spaces.

Made with care

Great value

Elegant design

Quality materials

This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

Orders typically ship within 5–7 business days. Returns are accepted within 30 days of delivery — see our Shipping Policy and Refund & Return Policy pages for full details.