Upcoming classes... Refrigeration, air conditioning, and heating business class Electrical class Manual J (Heat Load calculation class) Preparation for the Journeyman's test Heat pump class Gas heating class Oil heating class Boiler class Duct sizing class Electric motor class Brazing and soldering class Coil cleaning class Mini-split unit class EPA class and testing	Click here for more information. Click here for more information !! Click here for our NEW and SPECIAL ITEMS. Click here for more information. Click here to tour HM Sweeny!  www.hvacmastertech.com We are your exclusive distributors for: Earn Fedders points for a trip to CHINA and more... Click here for more information! Pictures from Past Events! Click here and check out how much fun we're having! Click here for our complete line of products. on Furnace Filters! Click here for the full article from the Washington Post Do homes need it? Click here for the entire article. Click here for more information. Click here for more information. H.M. Sweeny Company Join us on Facebook
Landover, MD 8373 Ardwick-Ardmore Rd. Landover, MD 20785 (301) 322-9100 Fax: (301) 322-1562 Se habla espaņol! Annapolis, MD 1752 McGuckian St. Annapolis, MD 21401 (410) 268-3498/(410) 269-1818 Fax: (410) 268-7446 Rockville, MD 12050 Parklawn Dr. Rockville, MD 20852 (301) 468-0800 Fax: (301) 468-0818 Email: Copyright 2005-2006 H.M. Sweeny Co., Inc. All rights reserved. Do not duplicate or redistribute in any shape or form without written permission.