PRINCIPLES AND CODE OF ETHICS

• PRINCIPLE 1

  PURE AND WHOLESOME WATER
• PRINCIPLE 2

  WATER IN SUFFICIENT VOLUME AND PRESSURE
• PRINCIPLE 3

  MINIMUM QUANTITY OF WATER
• PRINCIPLE 4

  PREVENT DANGERS FROM EXPLOSION
• PRINCIPLE 5

  CONNECTED TO THE PUBLIC SEWER
• PRINCIPLE 6

  ATLEAST 1 WATER CLOSET AND 1 KITCHEN SINK
• PRINCIPLE 7

  FIXTURES SMOOTH NON-ABSORBENT MATERIAL
• PRINCIPLE 8

  DRAINAGE WITH CLEANOUTS
• PRINCIPLE 9

  DURABLE NAMPAP APPROVED MATERIALS
• PRINCIPLE 10

  EQUIPPED WITH WATER-SEALED TRAP
• PRINCIPLE 11

  ADEQUATE CIRCULATION OF AIR
• PRINCIPLE 12

  VENT TERMINALS EXTEND TO OUTER AIR
• PRINCIPLE 13

  TESTS TO DISCLOSE LEAKS AND DEFECTS
• PRINCIPLE 14

  NO SUBSTANCE PRODUCE EPLOSIVE MIXTURES
• PRINCIPLE 15

  PREVENT CONTAMINATION OF FOOD
• PRINCIPLE 16

  LIGHTED AND VENTILATED WATER CLOSET
• PRINCIPLE 17

  ACCEPTED METHOD OF SEWAGE TREATMENT (SEPTIC TANK)
• PRINCIPLE 18

  PREVENT OVERFLOW OF SEWAGE
• PRINCIPLE 19

  PLUMBING SYSTEMS IN SERVICEABLE CONDITION
• PRINCIPLE 20

  PROPERLY SPACED PLUMBING FIXTURES
• PRINCIPLE 21

  PRESERVATION OF STRENGTH OF STRUCTURES
• PRINCIPLE 22

  DELETERIOUS SEWAGE RENDERED INNOCUOUS