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Corporate Hvac

With over 20 years experience in the heating and air conditioning field. We service most makes and models of HVAC equipment from residential to commercial applications. We offer competitive prices for installations, services and annual maintenance plans. We carry Trane, Goodman, Carrier, Lennox, Rheem, Honeywell, Nest, Ecobee and much more products.

Answers from contractors near Severn, MD

what is the cost of replacing a window sash

Ben Matthews of BRAX Roofing PRO answered:

May 15, 2015
It all depends on the type of window, that being said many newer winodws come with warranties that would incluide replaceing a damaged sash free of charge. However a safe estimate for a standerd vinyl ... read more
black spots on the roof. can you tell me what is the cause of this? have lived in this house 12 years and have had no problems. what can you do to clean this?
Oct 18, 2014
This type of staining (algae as the other posters have said) will usually only happen on the North facing surface of the roof.  Same with condensation on your car glass.  Suprisingly, the North facing ... read more

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