Guarantee Heating-Aircondition Return to Fresno Area Businesses Directory Guarantee Heating-Aircondition Listed in Heating Contractors - Listings 623 E Portland AveFresno, California 93720 559 790-8730 Claim Listing Flag ListingReturn to Fresno Area Businesses Directory Overview Map & Directions Contact/Other Phone 559 790-8730Listing Category Heating Contractors - Listings Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password?