Unit Roof Curb Dimensions; Roof Curb Duct Openings Dimension; Cut Away Of Roof Curb - York SUNLINE MAGNADRY WR 180 Technical Manual

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FIGURE 18:UNIT ROOF CURB DIMENSIONS
FIGURE 19:ROOF CURB DUCT OPENINGS DIMENSION
1. The 2" space between the ducts allows for "jumping" an
existing roof joist.
2. The 58-1/2" overall dimension of the ducts allows ductwork
penetration between roof joists that are spaced on 72"
centers.
Unitary Products Group
25-1/4"
NOTE: Ducts can be installed into the curb from the roof. All
FIGURE 20:CUT AWAY OF ROOF CURB
electrical and gas line connections can be made inside
the curb.
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