I2 - LT #3

Question 1

Rabbet is always always ___ deep and two widths:

Answer 1

1/2” deep and 1 3/8” or 1 3/4”

Question 2

An exterior door requires wider rabbet for:

Answer 2

Weather stripping

Question 3

List two different types of steel door frames:

Answer 3

1) Jambs that fit around the wall (Slip fit)
2) Those that butt up against the wall

Question 4

Describe two styles of wooden jambs:

Answer 4

Rabbeted jamb & plain jamb with planted stop

Question 5

What are the standard wooden jamb widths?

Answer 5

4” 9/16 and 6” 9/16

Question 6

How proud would the jamb be for a 2x6 exterior wall that has 1/2” drywall on the inside & 3/8” plywood on the outside?

Answer 6

1/8 “ to 3/16”

Question 7

Give three reasons why a metal jamb is used:

Answer 7

Durability, security & non-combustible

Question 8

Three methods to connect the corners of metal “slip over drywall jambs”

Answer 8

1) Screw together
2) Snap lock
3) Slip fit

Question 9

Common species for rabbeted jamb are:

Answer 9

Oak, fir and hemlock

Question 10

Plain jamb can be made from:

Answer 10

Solid wood, but often made from particleboard, MDF or finger-jointed spruce

Question 11

Some planted stop-style door frames have the stop wide enough to allow the door to fit on either side of the stop. This is:

Answer 11

Reversible door jamb

Question 12

Width of jamb corresponds with the finished width of the wall plus

Answer 12

1/16th, 2x4 framed would be 4 and 9/16th, 2x 6 and 9/16th

Question 13

When a wall is not standard thickness, a door just must be:

Answer 13

Cut down, built up or custom made