National Home inspector exam 494 2024 Questions and Answers 100% Pass

National Home inspector exam 494 2024 At what level would water pressure within a single-family dwelling begin to be considered excessive and require correction - Answer ️️ -80 PSI buckling in horizontal vinyl siding is generally caused by - Answer ️️ -improper fastening A newer home with electric heat is being inspected. It has a below grade finished basement containing a bedroom. The inspector should look for a smoke alarm and - Answer ️️ -an escape and rescue opening A swimming pool fence must prevent passage of a sphere that is larger than - Answer ️️ -4 inches If water infiltration is suspected behind a finished surface, what tool would be the best choice to verify dampness? - Answer ️️ -non-contact moisture meter Gas-fired furnace heat exchangers most often fail from - Answer ️️ -rust and metal fatigue relative humidity (RH) is expressed as - Answer ️️ -percentage Connections of dissimilar metal in a plumbing system, such as galvanized steel pipe and copper pipe, will usually cause - Answer ️️ -electrolysis A ground fault circuit interrupter (GFCI) is a safety device that - Answer ️️ -disconnects the power when sensing current leakage to ground An electrical system with a fuse on the neutral conductor and on the energized (hot) conductors - Answer ️️ -is hazardous and should be corrected To operate a central air conditioner, an electric clothes dryer, and and electric range, the ampacity of the service to the house should be AT LEAST - Answer ️️ -100 amps at 240 volt