MASTER MASSACHUSETTS PLUMBING QUESTIONS WITH
DETAILED VERIFIED AND 100% ACCURATE ANSWERS
4 pounds Correct Answers Sheet lead for safe pan
3 pounds Correct Answers Lead roof flange
1/8" thick Correct Answers Brass toilet flange
1/4 " thick Correct Answers Cast iron flange
Are cast iron cleanout plugs allowed Correct Answers No
Rodding cleanout distance on 3" and bigger Correct Answers Clearance
is 18"
Rodding cleanout distance on 2" or less Correct Answers Clearance is
12"
CPVC or Pex piping allowed for Hot Water Heaters or Boiler Correct
Answers No closer than 24"
0% lead Correct Answers Lead free solder should contain 0%
3% lead fixture Correct Answers Max lead in a faucet fixture
, Why use rector seal Correct Answers Lubricates and creates water tight
seal
Transition from abs Correct Answers PVC to ABS connections to be
made via male to female adapter
24" Correct Answers Fixture outlet to trap weir not to exceed 24"
Combination Fixtures Correct Answers Max 30" apart and no more than
6in deeper than another
Prohibited traps Correct Answers Bell, crown vented, full "s" traps-
*Drum Traps are allowed!
Min trap seal Correct Answers Min trap seal is 2-4 "
Deadend Pipe Correct Answers 2' or greater
10" underground pipe or larger Correct Answers Manhole @ change of
size, alignment, grade or elevation
Grease trap Correct Answers 2 pounds per gpm
DETAILED VERIFIED AND 100% ACCURATE ANSWERS
4 pounds Correct Answers Sheet lead for safe pan
3 pounds Correct Answers Lead roof flange
1/8" thick Correct Answers Brass toilet flange
1/4 " thick Correct Answers Cast iron flange
Are cast iron cleanout plugs allowed Correct Answers No
Rodding cleanout distance on 3" and bigger Correct Answers Clearance
is 18"
Rodding cleanout distance on 2" or less Correct Answers Clearance is
12"
CPVC or Pex piping allowed for Hot Water Heaters or Boiler Correct
Answers No closer than 24"
0% lead Correct Answers Lead free solder should contain 0%
3% lead fixture Correct Answers Max lead in a faucet fixture
, Why use rector seal Correct Answers Lubricates and creates water tight
seal
Transition from abs Correct Answers PVC to ABS connections to be
made via male to female adapter
24" Correct Answers Fixture outlet to trap weir not to exceed 24"
Combination Fixtures Correct Answers Max 30" apart and no more than
6in deeper than another
Prohibited traps Correct Answers Bell, crown vented, full "s" traps-
*Drum Traps are allowed!
Min trap seal Correct Answers Min trap seal is 2-4 "
Deadend Pipe Correct Answers 2' or greater
10" underground pipe or larger Correct Answers Manhole @ change of
size, alignment, grade or elevation
Grease trap Correct Answers 2 pounds per gpm
