Air Conditioning installation Vancouver WA. If you need an Air Conditioner installed in Vancouver WA call Dan's Top Notch Heating and Cooling and get the job done right. Dan's Top Notch has been in business since 1993. Dan's Top Notch is the leader in top quality Lennox Products and Geothermal Heat Pump service in the northwest. If you need service on your existing air conditioner or you would like to install a new one give us a call. Dan's Top Notch Heating and Cooling is an Air Conditioning Contractor who service's all brands of HVAC equipment. Rheem, Trane, Lennox, Carrier, Rudd, Amana, Bryant, Goodman, etc.