Project Background: Apex took over a large funeral home maintenance program, servicing over 80 heating and air conditioning systems and providing monthly filter service. Apex cut their maintenance expense in half. Job Specs: Apex replaced an old 8 Seer unit with a new 10 Seer Commercial American Standard gas package unit. Benefits: The funeral business has to maintain a clean working environment and have a good ventilation system. Their systems run year round and must be properly maintained.