TREC

This document provides HVAC-focused questions and accurate answers tailored to the TREC Home Inspector National Exam. It covers heating and cooling systems, components, operation, defects, and safety considerations commonly tested, supporting targeted revision and confident exam preparation.

This document contains exam-focused practice questions with accurate answers designed to prepare candidates for the TREC Home Inspector Exam. It covers Texas-specific standards, inspection procedures, reporting requirements, and major residential systems commonly tested by TREC. The material supports structured revision and confident exam readiness.

TREC-Texas Home Inspector Test: Electrical Questions With Complete verified Solution Aluminum wiring is not recommended on most homes under new construction. That is because? The wire oxidizes which acts as an insulator that can increase the heat and may melt the insulation. Aluminum wire must have something that acts as an insulator rather than conductor of electricity. An antioxidant. It also decreases the likelihood of arcing. An inspector inspects a house built in 1955. He finds a wir...

TREC Home Inspector National Exam - Standards and Definitions Questions And Correct Answers The purpose of this code is to establish _____________________ requirements to safeguard the public safety, health, and general welfare. minimum Where, in any specific case, different sections of this code specify different materials, methods of construction, or other requirements, the most _____________________ shall govern. restrictive Where a referenced code or standard includes subject matter t...

TREC - 40 hour Home Inspector Course Questions With Correct Answers Which Standard of Practice Rule governs Inspection Reports? 535-222 Which Standards of Practice Rule governs Inspection Report Forms 535-223 Which Standards of Practice Rule governs General Provisions 535-227 Which Standards of Practice Rule governs Building Structures 535-228 Which Standards of Practice Rule governs Electrical Systems 535-229 Which Standards of Practice Rule governs HVAC Systems? 535-230 Which St...

Absolutes - Professional Inspector TREC Questions and Answers CU / Al Wire for 100 AMP breaker? 4 AWG CU ---> 2 AWG AL CU / Al Wire for 150 AMP breaker? 1 AWG CU ---> 2/0 AL CU / Al Wire for 200 AMP breaker? 2/0 CU ---> 4/0 AL CU / Al Wire for 15 AMP breaker? 14 AWG CU ---> 12 AWG AL CU / Al Wire for 50 AMP breaker? 6 AWG CU ---> 4 AWG AL Feedback 50 AMP and 60 AMP both go with # 6CU ---> 4 AL Minimum breaker size for electric water heater? 30 AMP Minimum break...

TREC Home Inspector National Exam - HVAC Questions and Correct Answers. Already Passed For mechanical systems, a level working space at least _____________________ inches deep and _____________________ inches wide shall be provided in front of the control side to service an appliance. 30"; 30" When mechanical equipment is located in attics, it shall not be further than _____________________feet from the attic access. 20' Attics containing mechanical appliance shall be provided with an ...

TREC Home Inspector National Exam - Electrical Questions With Correct Answers Electrical services within the scope of the IRC are limited to _____________________-volt, 0- to _____________________-ampere, single-phase systems 120/240v; 400amp The markings for identification of disconnecting means shall have the durability to withstand the _____________________ involved. environment Electrical panel boards and overcurrent protection devices shall not be located in _____________________. c...

TREC Home Inspector National Exam - Plumbing Questions And Answers. 100% verified and Passed!! Boiler pressure relief valve discharge shall be piped to drains by gravity to within _____________________of the floor or to an open receptor. 18" Polyethylene tubing used for hydronic piping systems shall be installed with _____________________ _____________________ joints. heat fusion The maximum amount of fuel oil stored above ground or inside a building shall be _____________________ gallon...

TREC Home Inspector Study Questions and Verified Complete Solutions The fill pipe for an underground oil tank is? 2 inches The duct size for a dryer vent in a min. of? 4 inches The maximum spacing between supports for horizontal non-metallic flexible air ducts is? 4 feet A furnace can be in a laundry room. True The hearth of a fireplace that is less than 6 feet wide is? 16 inches The hearth of a fireplace that is more than 6 feet wide is? 20 inches The minimum separation between a...