2026 HVAC Catalog

TABLE OF CONTENTS

REBATE APPLICATION

HOW TO APPLY.............................................................................................................................................................3 SAMPLE INVOICE..........................................................................................................................................................4 PARTICIPATION REQUIREMENTS............................................................................................................................5 REBATE APPLICATION..........................................................................................................................6 HVAC REBATE REQUIREMENTS AND SUPPLEMENTAL DATA SHEET ................................................ 8 GLOSSARY................................................................................................................................................................... 28 CONVERSIONS............................................................................................................................................................. 31 HEATING SYSTEMS.............................................................................................................................12 HOT WATER BOILERS................................................................................................................................................12 BOILER CONTROLS AND BURNERS.....................................................................................................................13 STEAM DISTRIBUTION AND RADIANT HEAT.....................................................................................................14 FORCED AIR HEAT......................................................................................................................................................15

HEATING SYSTEMS

COOLING SYSTEMS

COOLING SYSTEMS............................................................................................................................16 DIRECT EXPANSION (DX) SYSTEMS......................................................................................................................16 CHILLERS........................................................................................................................................................................19

VENTILATION & CONTROLS

VENTILATION UPGRADES..................................................................................................................21 HVAC FAN MOTORS.................................................................................................................................................22 CONTROLS....................................................................................................................................................................23 VARIABLE FREQUENCY DRIVES (VFDS)............................................................................................................25 BUILDING ENVELOPE.................................................................................................................27 DOOR AND RAMP SEALS........................................................................................................................................27 SPRING-LOADED OVERHEAD DOOR HINGES.................................................................................................27 ROOF INSULATION ...................................................................................................................................................27

BUILDING ENVELOPE

ABOUT FOCUS ON ENERGY. Focus on Energy works with eligible Wisconsin residents and businesses to install cost-effective energy efficiency and renewable energy projects. Focus on Energy information, resources, and financial incentives help to implement projects that otherwise would not get completed, or to complete projects sooner than scheduled. Its efforts help Wisconsin residents and businesses manage rising energy costs, promote in-state economic development, protect our environment, and control the state’s growing demand for electricity and natural gas. For more information, call 800.762.7077 or visit focusonenergy.com.

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