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flue gas pressure in boiler flue is commonly used in the upper opening of the upper opening

Boiler Flues - Ultimate Guide with Boiler Flue Regulations ...

Nov 05 2019 · Boiler flues are fitted when using combi regular and system boilers. The only exception that may apply to a small number of homeowners is a back boiler. This is a type of boiler that is fitted behind a fireplace. If you have a gas boiler behind your fire the emissions will exit through your chimney rather than via a boiler flue.

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Chapter 24: Fuel Gas 2015 Michigan Residential Code | UpCodes

A line pressure regulator that reduces gas pressure from the range of greater than 0.5 psig (3.4 kPa) and less than or equal to 5 psig (34.5 kPa) to a lower pressure. REGULATOR PRESSURE. A device placed in a gas line for reducing controlling and maintaining the pressure in that portion of the piping system downstream of the device.

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