Main Services: Heating, Cooling and Insulation

Description: Specializing in ultra efficient heating and cooling solutions for retrofit and new construction including geothermal, solar thermal, air born inverter heat pump systems, heat recovery ventilation and advanced indoor air quality products.



Why Install a DHP Heating & Cooling System?
•Save energy & money every month
•Less expensive than oil or gas systems
•Experience a more comfortable home
•Systems include air filtration and active dehumidification
•Extraordinarily efficient systems that work to -4 degrees F
•Low-cost easy installation with no duct work
•Systems come standard with air conditioning
•Get up to a $1000 rebate from the Connecticut Energy Efficiency Fund
•Up to $1500 Federal Tax credit available for qualified units!
•Reduce electric heating costs by up to 70%
•Remote control thermostat




Invert High Performance Split Systems
The most efficient and feature rich heating and cooling in the world.


Green Star is a Building Performance company employing the “building as a system” methodology. This whole home approach allows us to evaluate your home's energy efficiency, health, comfort, safety and environmental impact. We provide you with comprehensive and practical recommendations on home energy improvements, as well as offering advice on rebates, tax credits and financing options.