BU PLUMBING 22 PRINCIPLES

All premises intended for human use or habitation shall be provided with a supply of pure and wholesome water, neither connected to unsafe water supply nor subject to backflow or back-siphonage.

• Principle No. 1

• Principle No. 3

• Principle No. 7

• Principle No. 15

Plumbing fixtures, devices and appurtenances shall be supplied with water in sufficient volume and pressure adequate to function satisfactorily and without undue noise.

• Principle No. 2

• Principle No. 5

• Principle No. 11

• Principle No. 9

Plumbing shall be designed and adjusted to use the minimum quantity of water consistent with proper performance and cleaning.

• Principle No. 3

• Principle No. 8

• Principle No. 6

• Principle No. 14

Devices for heating and storing water shall be so designed and installed as to prevent dangers from explosion through overheating.

• Principle No. 4

• Principle No. 10

• Principle No. 18

• Principle No. 21

Every building abutting on a street, alley or easement with a public sewer shall connect its plumbing fixtures to the sewer system.

• Principle No. 5

• Principle No. 1

• Principle No. 22

• Principle No. 13

Each family dwelling unit shall have at least one water closet, one kitchen-type sink, a lavatory, and a bathtub or shower.

• Principle No. 6

• Principle No. 9

• Principle No. 2

• Principle No. 16

Plumbing fixtures shall be made of smooth non-absorbent material, free from concealed fouling surfaces and shall be located in ventilated enclosures.

• Principle No. 7

• Principle No. 3

• Principle No. 10

• Principle No. 18

The drainage system shall be designed, constructed, and maintained to safeguard against fouling, deposit of solids, and clogging and with adequate cleanouts.

• Principle No. 8

• Principle No. 4

• Principle No. 17

• Principle No. 2

All piping shall be of durable NAMPAP-APPROVED materials, free from defective workmanship, designed and constructed by Registered Master Plumbers.

• Principle No. 9

• Principle No. 20

• Principle No. 5

• Principle No. 13

Each fixture directly connected to the drainage system shall be equipped with a water-sealed trap.

• Principle No. 10

• Principle No. 6

• Principle No. 14

• Principle No. 19