Related illustrations

1354

HRV (heat recovery ventilator) components

· p. 243

The schematic shows a heat recovery ventilator connected through an exterior wall to fresh-air intake and exhaust ducts, with two additional ducts serving the house. Arrows show cool fresh air passing through the heat ex

1323

Heat recovery ventilator

· p. 236

The illustration shows a heat recovery ventilator with two blowers, a heat exchanger, controls, and ducts passing through an exterior wall. Colored arrows trace cool fresh outdoor air through the exchanger to become warm

0810

Pulse furnace heat exchanger components

· p. 134

The illustration shows the heat exchanger assembly of a pulse-type condensing gas furnace. A finned combustion chamber connects to a looping tail pipe, with gas and air intakes, a flame sensor, and a spark plug identifie