Burnham ALTA-180-1G02 147 Input MBtu - 95% AFUE - Gas Boiler - Heating Models Stainless Steel Heat Exchanger - Direct Vent

UNMATCHED SIMPLICITY

• No-touch combustion setup, engineered for five-minute start-up
• Self-diagnostic boiler control
• Rate-based temperature reset, no outdoor sensor required – assesses environmental conditions, continually adjusting boiler operation for comfort and efficiency
• Three-side unobstructed service access - fast removal of front and side panels
• Simple 2-step natural gas-to-LP conversion with no kits or additional parts required
• Easy lift, wall hanging design (floor stand optional)
• Alta FastPipe (primary/secondary piping) included on combi models, optional on heating models

NEXT-GENERATION ADAPTIVE COMBUSTION

• Continuous high-efficiency combustion without manual throttle or offset adjustments
• Automatic self-calibration adjusts to variables in environment, component wear, gas & vent pressure
• Low gas pressure capability (2.5 in. wc gas, 8.0 in. wc LP)

HIGH PERFORMANCE COMBI MODELS

• The world’s first 10:1, gas adaptive combi boiler!
• Virtually instantaneous DHW response time
• Selectable economy or comfort/recirculation modes
• DHW temperature maintained under all demand conditions
• 10:1 DHW turndown conserves fuel and extends boiler life
• Integrated DHW hydro block with quick-disconnect flat plate DHW heat exchanger, boiler circulator, 3-way valve, and instantaneous DHW flow sensor

INDUSTRY-LEADING VALUE

• 5-year parts warranty, 12-year limited warranty on heat exchanger
• Universal vent connection for CPVC, polypropylene
• Boiler flow safety switch (UL353)
• 95% AFUE

Standard Equipment - All Models

• Direct vent, 10:1 turndown, sealed combustion appliance
• Stainless steel 316L heat exchanger, corrosion resistant
• Alta Control System
• • Automatic “no-touch” combustion management
  • Built-in self diagnostics
  • 2 inputs (T-stat, DHW)
  • Warm weather shutdown
  • Two step LP conversion at gas valve switch and display
  • no kit purchase required
  • Sensor-less, rate-based reset
  • Fuse protected, spare fuses provided
  • Separated high and low voltage connections
• Boiler flow safety switch (UL353)
• Low gas pressure capability;

Min: 2.5 in. wc (nat gas), 8.0 in. wc (LP gas)

• Three side, unobstructed service access jacket
• Vent connection for CPVC/PVC, polypropylene
• Pre-installed hanging bracket and wall mount kit
• Circulator
• Grundfos 26-99 (heating-only models)
• Grundfos UPS-78 Special (combi models)

Combi Models

• Integrated hydro block system with flat plate heat exchanger, boiler circulator, and 3-way valve
• AltaFastPipe (pre-made primary/secondary manifold)