Chapter 7: Fire Protection Systems question & answers 2023 graded A+

Chapter 7: Fire Protection Systems question & answers 2023 graded A+What are the NFPA standards for residential sprinkler systems? - correct answer NFPA 13R (low rise) and 13D NFPA 13 is commercial What percentage of homes have sprinkler systems? - correct answer 4.6 percent The fire death rate in homes protected by wet pipe sprinkler systems is how much lower than homes without? - correct answer 83 percent The fire damage in homes with wet sprinkler systems is how much lower than homes without? - correct answer 69 percent, nice Unsatisfactory sprinkler performance is linked to three issues mainly. What are they? - correct answer 1. Close valve in supply line 2. Inadequate water supply 3. Occupancy changes that render the system unsuitable. The most common type of sprinkler is the? - correct answer Wet pipe sprinkler system. Very effective and most reliable. Dry pipe sprinkler systems are mainly used in areas subject to? - correct answer Freezing. Antifreeze can be used in wet pipe systems to prevent freezing as well. These systems have air under pressure in the piping that bleeds out when a head activates.