Designed to fit.
Fast.

Replacement made easy.

A common unit base and popular utility hookup locations mean the Z-Series fits when some manufacturers may fail. Now available in 3-12.5 tons.

Learn why Allied Commercial fits »

We have the options you need.

The K-Series is a standout performer with efficiencies of up to 12.7 EER and 14.5 IEER and over 30 standard features that simplify installation and reduce service time.

Explore K-Series options »

Select rooftop units, now BACnet compatible.

BACnet, one of the most popular building automation systems in the industry, is now an option on all Allied Commercial K-Series and select Z-Series packaged rooftop equipment.

Customize with BACnet today »

Immediate replacement

A failed HVAC system creates an uncomfortable environment that can hinder employees, drive away customers, contribute to spoilage, ruin productivity and even cause damage to computers and equipment. Immediate, reliable solutions from Allied Commercial mean you’re back in business without delay. Learn more »

Looking to replace or upgrade your existing unit? See how we can help.
59% lighter rooftop units

Eco-Last™ coil does more with less.

Allied Commercial’s Eco-Last coil represents a smart new approach to coil design, one that uses less metal and refrigerant to produce the same cooling capacity. So Allied Commercial coils can be up to 59% lighter than those with a standard coil, while offering more ecologically friendly operation and even possible LEED® points.

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Z Series

New K-Series High-Efficiency Models

K-Series high-efficiency rooftop units help commercial buildings comply with sustainability standards, while helping building owners to conserve energy and take advantage of federal and local energy-efficiency incentives.

View The K-Series >