Triangle Tube INS155C Instinct Combi Boiler

Triangle tube's INS155C Instinct Combi boiler (High-efficiency condensing boiler) is an all stainless steel fire tube heat exchanger. It provides 5+ GPM hot water while fully condensing in DHW mode which is an industry-leading performance.
Features of Instinct 155C Combi Boiler
- Full modulation with a turndown ratio up to 8:1
- 3 in 1 Universal Vent Adapter
- Efficiency Rating of 95%
- Industry-Leading Performance with 5+ GPM Hot Water while Fully Condensing
- CTRLMAX Control System with 60 Second Set-up
- Natural Gas or Propane
- Lightweight construction for wall mounting
- Approved for zero clearance to combustibles
- ASME Certified
- Stainless Steel Fire Tube Heat Exchanger
- Secondary heat exchanger for endless hot water
Performance Specifications of INS155C Instinct Solo Boiler:
Fuel: Natural / Propane |
Input Modulation MBH: 19.375 - 155 |
AFUE Rating: 95% |
DOE Heating Capacity MBH: 143 |
Net AHRI Rating MBH: 124 |
Water Volume Gal.: 3 |
Domestic Hot Water Performance/Specifications of INS155C Instinct Combi:
DHW Minimum Flow Rate (GPM): 0.5 |
DHW Output GPM (70°F rise): 4.0 |
DHW Output GPM (80°F rise): 3.5 |
Domestic Connections: 3/4” |
Connections/ Dimension INS155C Instinct Solo Boiler:
Supply / Return Connections: 1” |
Gas Connection: 3/4” |
Vent & Air Connections: 3” |
Dimensions: 21 5/8” x 16 ¾” x 26” |
Weight (Empty): 121 Lbs |
Electrical Requirements: 120VAC 60Hz 15A Full Load |
Approvals of INS155C Combi
- 95% AFUE Efficiency
- ENERGY STAR Qualified
- ANSI Z21.13 and CSA 4.9 Boiler Standards Compliance
- ASME Boiler Certification – ASME “H” Stamp
- SCAQMD 2012 Low NOx Certification
Watch how Triangle Tube's High-Efficiency boiler is produced with a "No-Fault Forward"
Documents and guides:
Disclaimer: Must be installed by a licensed contractor or warranty is void.
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