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95% Customer Satisfaction RatingĀ from a qualified independent survey adminstrator shows that Glasco’s Certified Technicians and 24-Hour Emergency Service makes us the premier choice for all your heating and air conditioning needs.


Centrally located in South Windsor, CT, we offer a full service metal shop where we fabricate our own custom and standard size ductwork. This makes the Glasco process efficient and cost effective for our customers.


We’ve been in business since 1994 by offering honesty and value. We try to find our customers rebates and incentives to help them save. Please ask us about financing options.


Our fleet is capable of servicing the entire state of Connecticut and is equipped with GPS to find you anywhere.

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