Description
The Rinnai M120SN 120K BTU Natural Gas Solo Boiler delivers superior home comfort through advanced efficiency and compact engineering. With a 95% AFUE rating, this heat-only boiler offers consistent warmth while reducing energy costs. Its wall-mounted design saves valuable floor space, making it an ideal replacement for bulky, traditional boilers.
Built for easy installation and low maintenance, the Rinnai Solo Boiler provides whole-home heating with quiet performance and reliable natural gas operation. Each unit includes an LP conversion kit for flexible installation needs.
Note: This is a non-stock/special order item and cannot be cancelled or returned once processed.
Key Features:
- High Efficiency Performance – 95% AFUE ensures maximum heat output with minimal energy waste.
- Compact Wall-Mounted Design – Space-saving unit ideal for smaller mechanical rooms or utility areas.
- Reliable Whole-Home Heating – Provides up to 120,000 BTU for consistent warmth throughout your home.
- Easy Retrofit Installation – Seamlessly replaces older, less efficient boilers with minimal rework.
- Natural Gas Operation – Clean, efficient heating with included LP field conversion kit for versatility.
- Durable Construction – Engineered for long-term reliability and quiet performance.
- Ease of Serviceability – Simplified maintenance with accessible internal components.
Specifications:
| Specification | Details |
|---|---|
| Model Number | M120SN |
| Type | Solo (Heat-Only) Boiler |
| Fuel Type | Natural Gas (includes LP conversion kit) |
| Heating Capacity (BTU) | 23,500 – 120,000 |
| Efficiency Rating | 95% AFUE |
| Vent Type | Vented |
| Control Type | Electronic / IPI |
| Installation Type | Indoor Only |
| Finish/Color | White |
| Dimensions (H × W × D) | 31.8" × 17.3" × 10.46" |
| Shipping Dimensions | 31.5" × 23" × 12" |
| Shipping Weight | 81 lbs |
| Mounting Style | Wall-Mounted |
Care Instructions:
- Schedule professional servicing annually to maintain efficiency and performance.
- Keep air intake and exhaust vents clear of obstructions.
- Check pressure and temperature readings periodically.
- Do not expose unit to outdoor elements; indoor installation only.
- Clean exterior surface with a damp cloth—avoid abrasive cleaners.
Have Questions, Or Need Assistance?
Contact us with questions by calling or texting (800) 484-0224, or email us at support@distincteddesigns.com
Our productsLet customers speak for us
You may also like
Recently viewed
✅ Authorized Online Dealer
🚚 Free Shipping + No Sales Tax (exclusions may apply)
💲 We Beat The Lowest Price
📦 Fast 4-7 Day Delivery
🏭 Manufacturer Warranty Included
❓ Questions? Call Our Experts: (800) 484-0224

























