Heating

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This is most likely an asbestos material. This should be tested to ensure	A coffee canis a great way to cap off a duct NOT!! We have proper ways to cap these off.	This fresh air intake had come apart in an attic where the furnace was exhausting its products of combustion. We were surprised the occupants were still alive
Proper wye exhaust ducting should be used when connecting a water heater exhaust	Exhaust piping should have proper clearances to ensure fires do not happen as these pipes get quite hot	The cap on the bottom of the flue was loose and not sealed. This can allow products of combustion into the house that can potentially kill the occupants.
The floor was raised in the living room. Needless to say that this is not the proper way to extend the heating ducts.	Extremely dangerous to have an exhaust disconnected.	Ducts in a house must come directly off a main plenum. There should be no tees or wyes in the ducting.
This duct had a hole in the back of it allow warm air to flow to the breezeway that was closed in.	There should only be one thing you can see inside a fresh air intake and that is plastic pipe. Wires and other building materials should not be present.