Complete Heating and Cooling Services in Boise, ID
Dedicated Climate Solutions for Homes and Businesses
Furnace King Heating & Cooling provides complete HVAC repair, system replacement, preventative maintenance, custom installations, and new construction services across Boise and the Treasure Valley. Whether you need an emergency repair or a high-efficiency system upgrade, our licensed team delivers dependable craftsmanship and transparent pricing for every project.

Reliable HVAC Services Built Around Your Comfort
Explore our complete range of heating, air conditioning, and ventilation solutions below. Each service is tailored to maximize energy efficiency, extend system lifespan, and maintain optimal indoor climate control year-round.

HVAC Repair
Rapid diagnostic and repair solutions to restore your home's heating and cooling performance quickly.
Our diagnostic and repair service targets performance issues, system breakdowns, unusual noises, and airflow restrictions across all major heating and air conditioning brands. We identify root causes and provide lasting fixes to keep your indoor climate reliable.
Diagnostic Testing
Accurate troubleshooting of electrical components, thermostats, and mechanical parts.
Emergency Fixes
Prompt restoration of critical heating and cooling systems during severe weather conditions.
System Replacement
Modern, energy-efficient HVAC replacement options tailored to your property's size and heating requirements.
When aging equipment becomes inefficient or costly to repair, our system replacement service upgrades your property with high-efficiency furnaces and air conditioners. We handle proper system sizing, removal of old units, and complete integration for lower energy bills.

Efficiency Upgrades
High-SEER and high-AFUE equipment designed to reduce monthly energy consumption.
Old Unit Removal
Complete, environmentally responsible removal and disposal of outdated HVAC equipment.

HVAC Maintenance & Servicing
Comprehensive preventative care designed to prevent unexpected breakdowns and maximize efficiency.
Regular maintenance preserves equipment health and ensures your HVAC system operates efficiently in every season. Our thorough servicing includes multipoint safety inspections, component cleaning, filter checks, and airflow optimization to prolong system life.
Seasonal Tune-Ups
Pre-season inspections for spring cooling and autumn heating preparedness.
Safety Inspections
Electrical checks, heat exchanger evaluations, and safety switch verification.
Heating & Air Conditioning Installation
Complete design and installation of central heating and cooling systems for new and existing structures.
Proper installation is critical to equipment longevity and efficiency. Our team plans and installs entire heating and cooling systems from ductwork routing to final thermostat setup, ensuring balanced airflow and optimal indoor air quality for your property.

Custom Ductwork
Sheet metal fabrication and duct sizing tailored for balanced room-by-room airflow.
System Calibration
Final air distribution balancing and digital thermostat configuration for optimal comfort.

HVAC Maintenance & Servicing
Ductless heating and cooling solutions providing zoned temperature control for targeted areas.
Ductless mini-split systems offer flexible, energy-efficient comfort for homes without ductwork, room additions, or specific problem areas. We design and install multi-zone or single-zone heat pump systems that give you independent control over individual living spaces.
Zoned Comfort
Independent temperature control settings for specific rooms and home additions.
Ductless Efficiency
High-efficiency heat pump operation eliminating duct energy losses.
New Construction HVAC
End-to-end mechanical system planning, duct design, and installation for new building projects.
Building a new home or commercial facility requires expert mechanical planning from the ground up. We work alongside builders and homeowners to design and install complete HVAC systems that meet current building codes, load requirements, and energy standards.

System Planning
Load calculations and duct layout design tailored to architectural blueprints.
Rough-In Installation
Precision framing stage installation of line sets, ductwork, and ventilation runs.


