Heavy-gauge galvanized steel insulated with ½” thick, three pound density, neoprene coated fiberglass.
½” O.D. copper tube with aluminum fins (12 FPI) equipped with manual-air vent. Coils are 100% underwater pressure tested at 350 PSI with a 300 PSI working pressure.
Galvanized and powder coated epoxy with a 1/8” thick closed-cell insulation and has primary and secondary drain connections.
Belt-drive, draw-through design with forward-curved and dynamically balanced blowers. Adjustable, variable-pitch drive sheave and cast-iron pulley keyed to motor shaft.
Controls & motors are factory-wired and terminated in a junction box for single-point power supply.
Two-inch thick, flat, 30% pleated efficiency filter, with spring loaded clips on each side of access door for easy maintenance without the use of tools.