(CPD) Certified Plumbing Designer Practice Test
(CPD) Certified Plumbing Designer CPD Sanitary Drainage Systems
What is the main purpose of a sanitary drainage system?
Select your answer
A
To provide clean water to the building
B
To remove wastewater and sewage from buildings safely
C
To reduce the amount of water used in the building
D
To increase the number of water fixtures
Need a hint?
(H)