Multistack modular chillers are inherently quieter than conventional systems and, if necessary, we can use a variety of techniques to attenuate sound levels, including specially selected …

Multistack invented the water-cooled modular chiller with a view to solving a very specific problem nearly 30 years ago. Since that time we’ve perfected the modular concept making it a …

See our unique product line from Multistack. Chillers and Modules for nearly any application, using environmentally friendly refrigerants.

See our unique product sheets from Multistack. Chillers and Modules for nearly any application, using environmentally friendly refrigerants.

Multistack, LLC 1065 Maple Ave. P.O. Box 510 Sparta, WI 54656 T: 608.366.2400 F: 608.366.2450

Multistack’s standard air cooled modular product line ranges from 10 to 840 tons.

Multistack was founded in 1989 by Bill Bast, Dick Campbell, and Monte Holman, three highly respected, visionary HVAC industry executives, who partnered to take over the North …

In line with our focus on energy efficiency, Multistack offers various water-cooled and air-cooled heating solutions. Traditional heat pumps are ideal for summer cooling and winter heating …

ARA Air-to-Water Scroll Modular Heat Recovery Modular heat pumps with air-cooled condensers are available in 20 to 60 ton capacities. 30 ton module available with envelope expanding …

At Multistack, we are committed to delivering industry-leading support for your HVAC systems. Whether you’re troubleshooting an issue or have a technical question, we’re here to help. …