Interior Components and Finishes Flashcards
7 cards from real INTERNACHI practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Interior Components and Finishes flashcards as text
A home inspector notices that a bathroom ceiling has peeling paint with brown staining. What is the most likely cause?
Answer: Inadequate bathroom ventilation causing moisture buildup
Peeling paint with brown staining on a bathroom ceiling typically indicates moisture intrusion caused by inadequate ventilation, leading to condensation and mold.
During an inspection, you find that interior door hinges are binding and the door drags on the floor along one side. What condition does this most likely indicate?
Answer: Foundation settlement or structural movement
Doors that bind or drag on one side often indicate foundation settlement or structural movement that has racked the door frame out of square.
What is the minimum recommended R-value for attic insulation in most U.S. climate zones according to energy standards?
Answer: R-38
R-38 is commonly the minimum recommended R-value for attic insulation in most U.S. climate zones, though colder zones may require R-49 or higher.
An inspector observes white, chalky deposits on the surface of a concrete basement floor. What is this condition called?
Answer: Efflorescence
Efflorescence is the white, chalky crystalline deposit left on concrete surfaces when water carrying dissolved salts migrates through and evaporates.
Which type of flooring material is most susceptible to damage from water intrusion in a below-grade installation?
Answer: Solid hardwood
Solid hardwood flooring is highly susceptible to water damage below grade because wood swells, warps, and can develop mold when exposed to moisture.
A home inspector finds a window that has a broken seal, evidenced by fogging between the panes. What component has failed?
Answer: The insulated glass unit (IGU)
Fogging between panes indicates seal failure of the insulated glass unit (IGU), which allows moist air to enter and condense between the glass layers.
During an inspection, an interior wall shows a horizontal crack at mid-height running the full length. What does this pattern most commonly indicate in a masonry or brick veneer wall?
Answer: Lateral soil or hydrostatic pressure
A horizontal crack running the full length of a masonry wall at mid-height is a classic sign of lateral pressure from soil or water pushing inward on the wall.