18
FIGURE 2.25: STRAIGHT DUCT OR SHOTGUN LAYOUT
Spacepak Air
Handler
9” RND w/40% of Total Outlets
7” RND w/60% of Total Outlets
A
C
D
A: No outlets in the first 18” of straight pipe coming off the Air Handler
B: Minimum distance between outlets is 6” on center
C: Minimum distance when placing an outlet from end cap is 12”
D: NEVER place an outlet in the End Cap
B
DESIGN RULES FOR RETRO-
FITTING “B&C” SERIES SPACEPAK
EQUIPMENT TO NEWER
(D,E,F,G,J) SERIES EQUIPMENT
FIGURE 2.26: HORSESHOE LAYOUT
Spacepak Air
Handler
9” RND
7” RND w/60% or 50% of Total Outlets
A & B
F
G
A: Minimum distance from the air handler outlet to first tee or elbow is 18”
B: No outlets in the first 18” of straight pipe off of the air handler
C: Minimum distance of straight pipe a!er any tee or elbow is 18”
D: Minimum distance when placing outlet a!er any tee or elbow is 18”
E: Minimum distance between outlets is 6” on center
F: Minimum distance when placing an outlet from the end cap is 12”
G: Never place an outlet in the end cap
E
9” Tee
7” RND w/40% or 50 % of Total Outlets
7” 90˚
7” 90˚
C & D
C & D
E
F
G
DESIGN RULES FOR RETRO-
FITTING “B&C” SERIES SPACEPAK
EQUIPMENT TO NEWER
(D,E,F,G,J) SERIES EQUIPMENT