Polybutylene pb pipe Study guides, Class notes & Summaries

PVC pipe correct answer: schedule 40, schedule 80, and (DWV) CPVC correct answer: rated for 180°F at 100 (psi) ABS pipe correct answer: used for building drain, waste and vents Polybutylene (PB) pipe correct answer: flexible tubing used for coldwater building supply and underground sprinkler systems Polyethylene (PE) pipe correct answer: for industrial piping systems, as well as for buried gas and water pipelines. Polyproylene (PP) pipe correct answer: used for industrial...

The Plumbing Inspection: AHIT Questions with Accurate Answers 2024 Which of the following does NOT have to be inspected during the plumbing inspection? A. fire and lawn sprinkler systems B. fixtures and faucets C. water heating equipment D. supply and drain, waste, and vent (DWV) piping A. fire and lawn sprinkler systems Which action IS required by most standards of practice during the plumbing inspection? A. required to operate automatic safety controls B. required to observe...

Fluid Mechanics correct answer: study of forces on liquids and gases which are at rest (statics) or in motion (dynamics) Viscosity correct answer: a measure of a fluid's resistance to flow Reynolds Number (Re) correct answer: The ratio of inertial forces to viscous forces Kinematic Viscosity correct answer: ratio of dynamic viscosity to density Stokes (St) correct answer: physical unit for kinematic viscosity, named after George Gabriel Stokes, where 1 St = 10-4 m2/s Poise (...

Why should a dirt floor in a crawl space have a vapor barrier? - To prevent moisture from soil being released into the crawl space. Large horizontal cracks in basement foundation walls should be considered... - Serious and indicate the presence of horizontal pressure on the outside walls. For which type of foundation cracking should a structural engineer be recommended? A) Cracks of any width B) all active and inactive cracks C) shrinkage cracks D) horizontal cracks with movement - D ...

Home Inspector Course Exam 2024 Type M with a red label - CORRECT ANSWER-What type of copper pipe is the thinnest 6 feet - CORRECT ANSWER-Minimum horizontal support spacing for 3/4" pipe is.... Electolysis - CORRECT ANSWER-Pipe corrosion from copper and galvanized pipe contacting each other is due to.... Install a brass section - CORRECT ANSWER-To prevent corrosion between copper and galvanized pipe in contact PVC - CORRECT ANSWER-What type of pipe can't be used in indoor water dist...

AHIT Practice Questions with correct Answers Graded A+ Why should a dirt floor in a crawl space have a vapor barrier? To prevent moisture from soil being released into the crawl space. Large horizontal cracks in basement foundation walls should be considered... Serious and indicate the presence of horizontal pressure on the outside walls. For which type of foundation cracking should a structural engineer be recommended? A) Cracks of any width B) all active and inactive cracks ...

Home Inspector Course Exam 2024 Type M with a red label - CORRECT ANSWER-What type of copper pipe is the thinnest 6 feet - CORRECT ANSWER-Minimum horizontal support spacing for 3/4" pipe is.... Electolysis - CORRECT ANSWER-Pipe corrosion from copper and galvanized pipe contacting each other is due to.... Install a brass section - CORRECT ANSWER-To prevent corrosion between copper and galvanized pipe in contact PVC - CORRECT ANSWER-What type of pipe can't be used in indoor water dist...

Why should a dirt floor in a crawl space have a vapor barrier? - Answer To prevent moisture from soil being released into the crawl space. Large horizontal cracks in basement foundation walls should be considered... - Answer Serious and indicate the presence of horizontal pressure on the outside walls. For which type of foundation cracking should a structural engineer be recommended? A) Cracks of any width B) all active and inactive cracks C) shrinkage cracks D) horizontal cracks with...

1 PLUMBING BOOK MODULE 6 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ Protect plastic pipe from long-term sun exposure because it Correct Answer: will degrade SDR indicates the ratio between a pipe's outside diameter and its Correct Answer: wall thickness The number of types of plastic pipe that the plumbing industry uses primarily is Correct Answer: 6 ABS pipe absorbs heat Correct Answer: slowly An example of a thermosetting plastic is Correct Answer: PE (p...

AHIT Practice Questions and Answers | 100% Verified and Updated 2024 Why should a dirt floor in a crawl space have a vapor barrier? -Correct Answer-To prevent moisture from soil being released into the crawl space. Large horizontal cracks in basement foundation walls should be considered... -Correct Answer- Serious and indicate the presence of horizontal pressure on the outside walls. For which type of foundation cracking should a structural engineer be recommended? A) Cracks of any width...