Canal Alarm Devices, Inc. is a security camera installer in Holtsville, NY, located at 731 Union Pkwy. It holds a rating of 4.60 based on customer reviews. As a wholesale distributor of security equipment since 1973, Canal Alarm provides same-day access to all major product brands, serving both residential and commercial clients. The company is wholesale-only, and its technical team has the expertise to find solutions for any size project. They offer free system designs, a hassle-free 30-day money back guarantee, and lifetime free technical support. Canal Alarm is a Bryant Factory Authorized dealer, specializing in high efficiency heating and A/C systems, heat pumps, central heating systems, and ductless systems. They also provide 24/7 emergency service repair and annual service contracts. The company is committed to American manufacturing and educating clients about the most efficient, money-saving, energy star rated equipment. Nearby landmarks include the Holtsville Fire Department, The Colony Park, and the Holtsville Post Office.