Coils - 1/2" OD copper tube with aluminum fins (12FPI) equipped with manual-air vent. Coils are 100% underwater pressure tested at 350 PSI with a 300 PSI working pressure.
Cabinet - Heavy-gauge galvanized steel insulated with neoprene coated 1/2", over three-pound density fiberglass insulation.
Drain Pan - Galvanized and powder coated epoxy with a 1/4" thick closed-cell insulation and has primary and secondary drain connections.
Motors - All motors are 3-speed, 115V/1/60 PSC with quick-connect plug.

Controls - Controls and motors are factory-wired and terminated in a junction box for single-point power supply.
Air Openings - One-inch duct collar on supply-air openings. One inch duct collar on return and supply air openings. Swing-down, hinged return air grille/access door on deluxe and flush models.
Filter - One-inch fiberglass, throwaway filter except Horizontal Basic Unit.
Added Features - Protextive cardboard covers openings during shipment and construction. Each unit is tagged and crated as scheduled for installation.
Certification - UL and cUL approved, ARI certified and 100% factory tested.