Welcome to HVAC Aplus Home Comfort, your trusted HVAC company in Mississauga, ON. With 5+ years of experience, we offer furnace, AC, water heater repairs, and more. Call 647-389-4620 or visit hvacaplus.ca. TSSA Certified.Welcome to HVAC Aplus Home Comfort, your trusted HVAC company in Mississauga, ON. With 5+ years of experience, we offer furnace, AC, water heater repairs, and more. Call 647-389-4620 or visit hvacaplus.ca. TSSA Certified.