SUPPORTS QUIZ

PEX shall not be stored will it be:

• Exposed to direct sunlight

• Exposed to materials that affect the basic properties of PEX,brass or copper

• Come into contact with chemicals, pipe thread compound, putty, and mineral oil compounds

• All of the above

Cast iron pipe should be supported horizontally not more than ___ from the joint

• 12

• 16

• 18

• 24

For cast iron torquing bands, A torque wrench set at ___ inch pounds shall be used

• 50

• 60

• 80

• 100

Wrought iron pipe 1 - 1/2" and greater shall be supported horizontally at intervals of

• 8 feet

• 10 feet

• 12 feet

• 16 feet

Wrought iron pipe 1 - 1/4" and less shall be supported horizontally at intervals of

• 6

• 8

• 10

• 12

Copper pipe 1 inch and smaller shall be supported horizontally at intervals of

• 6 feet

• 8 feet

• 10 feet

• 12 feet

Copper pipe 1 - 1/4 inch and larger shall be supported horizontally at intervals of

• 6 feet

• 8 feet

• 10 feet

• 12 feet

Schedule 40 PVC 1 inch and smaller shall be supported horizontally at intervals of

• 32 inches

• 3 feet

• 4 feet

• 6 feet

Schedule 40 PVC 1 - 1/4 inch and larger shall be supported horizontally at intervals of

• 4 feet

• 6 feet

• 8 feet

• 10 feet

Schedule 40 PVC underneath concrete floors shall be laid on stable earth and have ___ inches of grillage on its bottom, top, and sides

• 2

• 4

• 6

• 10