Tools, Products, Equipment and More for the High-Performance HVAC Contractor.
Welcome to the online hub for all your high-performance HVAC tools, testing instruments, and special support materials for HVAC contractors. Some links open in new windows and will leave this site.
Air & Water Instruments
NCI Members and Students Qualify for a Special Discount. Clicking here will open a new window.
CO & Combustion Instruments
NCI Members and Students Qualify for a Special Discount. Clicking here will open a new window.
Home Performance Instruments
NCI Members and Students Qualify for a Special Discount. Clicking here will open a new window.
NSI 6000 Low-Level Carbon Monoxide Monitor
Only for authorized resellers.
NCI Support Materials
NCI Members Get 5% Discount.
NCI Members Get
5% OFF Everyday
2% Off Resale
Our Promise:
Every product purchased from NCI includes tech support from our extensive nationwide team of instructors and testing experts.