Spring is the perfect time of year to spruce up your HVAC system and make sure it’s running properly. Follow these five tips to make sure your HVAC system is ready for warmer weather. Check Your Air Filters Clogged, or dirty air filters are a leading cause of HVAC system malfunctions. Replace or clean your air filter at least once a month for best results. Keep Your Unit Clean Some pieces of your HVAC system, including air conditioner, could be located outside of your home. Calgary heating companies suggest that you check your unit to make sure it isn’t being…