





🔥 Heat smarter, live better — the future of home warmth is here!
The Rinnai i090SN Condensing Gas Boiler delivers 90K BTU of high-efficiency heating with a stainless-steel heat exchanger and modulating wire mesh burner. Designed for whole-home comfort, it features smart multizone control, a child-lock safety system, and a user-friendly digital interface with outdoor reset sensor. Its compact wall-mounted design offers flexible installation options, backed by a robust warranty for lasting reliability.








| Brand | Rinnai | 
| Color | i090SN - Natural Gas | 
| Voltage | 120 Volts | 
| Heat Output | 90 Kilowatts | 
| Efficiency | High | 
| Style | Industry,Outdoor | 
| Mounting Type | Wall | 
| Is Electric | No | 
| Manufacturer | Rinnai | 
| UPC | 766156012471 | 
| Global Trade Identification Number | 00766156012471 | 
| Part Number | i090SN | 
| Item Weight | 10.9 pounds | 
| Product Dimensions | 10.9 x 18.5 x 26.4 inches | 
| Item model number | i090SN | 
| Item Package Quantity | 1 | 
| Included Components | Condensing Gas Boiler | 
| Batteries Required? | No | 
| Warranty Description | HEX 12 yr / Parts 2 yr / Labor 1 yr | 
S**S
Awesome unit!
I installed it myself replacing a 20+ year old 80% efficient boiler.
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