Real World Rough In

Question 1

What distance from joist to top of plenum?

Answer 1

3 inches

Question 2

What distance down on plenum should pto be cut?

Answer 2

2 inches down

Question 3

Minimum distance from furnace to front of breaker box?

Answer 3

1 meter or 39 inches

Question 4

Return air duct how far down from joist?

Answer 4

Flush with joist space hung with 10 inch hangers

Question 5

Hot air duct how far down from joist?

Answer 5

1 inch down from joist with 11 inch hangers

Question 6

Regular height for dryer pan?

Answer 6

8 inch from floor

Question 7

Height for stackable dryer pan?

Answer 7

48 inch

Question 8

Minimum distance between fresh air and stale air hoods?

Answer 8

6 feet

Question 9

Minimum distance between natural gas meter and hood?

Answer 9

3 feet

Question 10

How far off outside wall should boot be cut at?

Answer 10

5 inch

Question 11

How far off inside wall should a boot be cut at?

Answer 11

3 inch

Question 12

Where should joist liner be used in an unfinished basement?

Answer 12

Bottom of the joist space return air is in with end caps on ends