Therma-Tru SHOP 3 Door Preparation - U1 Revised - Manual (Page 5)

Door
Preparation
Shop 3 2014 (U1 REVISED) 3.5
90 Minute Positive Pressure Steel Fire
Door Reinforcement Sizes & Locations
Shaded areas are extra-cost options.
DOOR
PREP
HINGE
SIDE
6/8 43-31/32”
7/0 47-31/32”
LOCK
SIDE
3/4”
3/4”
6”
3/4”
4”
4-1/2”
21”
1-11/16”
3/4”
4”
6”
3/4”
4”
6”
16 GAUGE
STEEL PLATE
16 GAUGE
STEEL PLATE
16 GAUGE
STEEL PLATE
6”
16 GAUGE
STEEL PLATE
COMPOSITE OR
WOOD LOCK BLOCK
(OPTIONAL WOOD BLOCK SHOWN)
4-1/4”
11”
2-3/4”
21”
*When panic reinforcement
is ordered.