Related illustrations

0903.4

3 ways to vent high-efficiency boilers

· p. 158

A schematic house section shows three high-efficiency boilers with alternative exhaust and combustion-air piping arrangements. The left boiler uses separate sidewall pipes, with a downturned combustion-air intake and an

0903.1

High-efficiency boiler (floor mount)

· p. 157

The illustration shows a floor-mounted high-efficiency boiler with separate combustion air intake and exhaust vent piping. Blue piping indicates cold water returning from the heating system and makeup water entering from

0849.6

High efficiency gas boiler

· p. 142

The illustration shows a high-efficiency gas boiler with its front access panel removed to expose the burner, heat exchanger, ignition equipment, and fuel controls. A circulating pump is installed on the cold-water retur