Premium HVAC Brands
Professional Installation
Factory-authorized dealer with exclusive access to top-tier equipment,
extended warranties, and factory-direct pricing.
Mitsubishi
Optimize Your Comfort
Mitsubishi Electric pioneered ductless technology and leads the industry in mini-split innovation. As a Diamond Contractor, we’ve completed advanced training in their Hyper-Heat systems, ideal for Portland’s climate.
Brand History
Mitsubishi Electric’s HVAC division began in 1921, developing Japan’s first electric fan. They introduced ductless mini-splits in the 1980s and their Hyper-Heat technology performs efficiently down to -13°F, perfect for Pacific Northwest winters.
Warranty Coverage
12-year compressor warranty, 12-year parts warranty on outdoor units, and 5-year parts warranty on indoor units when installed by Diamond Contractors like us.
Specialties
- Hyper-Heat® Cold Climate Technology
- Multi-Zone Wall-Mounted Units
- Ceiling Cassettes & Ducted Systems
- kumo cloud® Smart Control
Product Lines
- Wall-Mounted Units
- Ceiling Cassettes
- Floor-Mounted Units
- Multi-Zone Systems
Why Choose Mitsubishi?
- Up to 33 SEER efficiency
- H2i® Hyper-Heating for sub-zero temps
- 12-year compressor warranty
- Wi-Fi control with kumo cloud app
Carrier
Turn to the Experts
Willis Carrier invented modern air conditioning in 1902, literally creating the HVAC industry. We install Carrier systems for commercial applications where their heavy-duty construction provides unmatched reliability.
Brand History
Carrier has pioneered numerous innovations including centrifugal refrigeration, absorption chillers, and the first residential central air system. Their Greenspeed Intelligence technology represents the latest in variable-speed efficiency.
Warranty Coverage
10-year parts warranty on registered residential systems, 20-year heat exchanger warranty on select furnaces, and comprehensive commercial parts and labor options available.
Specialties
- Infinity® Variable-Speed Systems
- Performance™ Two-Stage Systems
- Comfort™ Single-Stage Systems
- Commercial HVAC Solutions
Product Lines
- Furnaces (80%-98% AFUE)
- Air Conditioners (13-26 SEER)
- Heat Pumps (14-20 SEER)
- Commercial Units
Why Choose Carrier?
- 10-year parts & labor warranty
- Greenspeed® Intelligence technology
- Ideal Humidity System®
- Commercial-grade components
Why Factory-Authorized Matters
Not all HVAC dealers are created equal. Here’s what our factory-authorized status means for you:
Extended Warranties
Only factory-authorized dealers can offer manufacturer’s extended warranties. Up to 10-year parts and lifetime compressor warranties.
Certified Technicians
Our team completes annual factory training on the latest equipment, diagnostic procedures, and installation best practices.
Genuine Equipment
Direct from manufacturer to your home. No gray-market equipment, no counterfeit parts, no compromises on quality.
Frequently Asked Questions
Common questions about HVAC brands, warranties, and choosing the right system
Ready to Choose Your System?
Schedule a free consultation. We’ll help you select the perfect brand and model for your home, climate, and budget.
Call (503) 698-5588 for Free Quote