Plumbing may be defined as the practice, materials and fixtures used in the installation, maintenance and alteration of all piping, fixtures, appliances and appurtenances in connection …

Type II Hoods Exhaust Ventilation Gable VentUnder Insulation Hood Vent Options House Duct Air Flow HVAC Duct Air Flow HVAC Venting Temination Clearances Interior Moisture Sources …

This table shows the required slope and maximum distance a fixture trap can be from a vent based on the size of the trap. Refer to the 2024 IRC Table P3105.1 Maximum Distance of …

A properly functioning TPR valve will eject a powerful jet of hot water from the discharge pipe when fully activated, not a gentle leak. A leaky TPR valve is an indication that it needs to be …

InterNACHI provides free home inspection checklists for home inspectors, code inspectors, building officials, and contractors, including this bathroom inspection checklist.

a small, all-purpose fire extinguisher in a handy place, such as under the sink. These 3-pound lifesavers are rated “ABC” for their fire-suppressing contents: “A” puts out ignited trash, wood …

Learn how to inspect the under-floor crawl space of a house according to the building code and home inspection standards of practice in this inspection training article for home inspectors …

vent stack pipe: a pipe leading from the suction point (in a system with a single suction point) or the manifold pipe (in a system with more than one suction point) to the outside air. In active …

Learn about the standard practices for performing a home inspection. Visit today to see InterNACHI's complete list of what you need to evaluate.

Mar 6, 2025 · Pre-Drywall Inspection Standards of Practice by InterNACHI®. Conduct pre-drywall, rough-in, inspections on residential dwellings under construction or renovation according to an …