Chimneys should extend at least 2 feet higher than any portion of a building within 10 feet, but not less than 3 feet above the highest...

Fuel-Gas Vent Terminations The type of venting materials used for fuel-gas vent terminations depends on the operating characteristics of...

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Each piece of equipment and appliance should be provided with a shut-off valve which is separate from the appliance to permit...

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Individual, branch and circuit vents are permitted to terminate with a connection to an individual or branch-type air-admittance valve. ...

A common vent is one vent that serves more than one fixture, functioning as an individual vent for each fixture. Wet venting is venting...

Where the drainage system cannot drain by gravity to the sewer, an automatic pump or ejector can be used to discharge the soil and waste....

All cleanouts should be accessible or reachable without having to remove a permanent portion of the structure. Cleanouts are designed to...

Experienced All CMIs® have completed at least 1,000 fee-paid inspections and/or hours of training and education combined. Established...

Ball valves are less restrictive to flow than other valves. The handle clearly indicates whether the valve is open or closed. Ball...

Globe valves tend to be restrictive, but can be used to control water flow. Gate valves are meant to be fully open or closed. Since the...

Water Pressure Defects In order to get the most meaningful results in relation to inspecting the water pressure, it is good practice to...

The minimum static pressure at the dwelling entrance for either public or private water service (as determined by the local water...

PEX Plastic Tubing PEX is polyethylene cross-linked plastic tubing. The cross-linked structure prevents the pipe from rupturing over a...

Inspection of private water sources, such as a well, is beyond the scope of a home inspection. A private water source must provide water...

A water heater tank should be installed inside a pan in locations in a dwelling where a leak from the tank could cause damage to the...