Greenheck Vektor-M Series Roof Curb (475588) User Manual
Assembly instructions
®
Assembly Instructions
READ THROUGH THESE INSTRUCTIONS PRIOR TO STARTING ASSEMBLY.
Document 475588
VKCURB Curb
for Vektor
®
-M Series
ROOF CURB SECTIONS
Fan
Quantity
End
Section(s)
Center
Section(s)
Quantity of Roof Curb
Assembly Kit(s)
2
2
0
1
3
2
1
2
4
2
2
3
5
2
3
4
6
2
4
5
ASSEMBLY KIT CONTENTS
Part Name
Part Description
Hex Head Cap Screw
316 SS, 3/8 x 1-1/4 inch
Hex Nut
316 SS, 3/8 inch
Flat Washer
316 SS, 3/8 inch
Lock Washer
316 SS, 3/8 inch
Gasketing
1/4 x 3/8 inch EPDM Tape with sticky back
Caulk*
Clear Seam Sealer
*One tube of caulk is supplied per
system.
ROOF CURB ASSEMBLY KIT
Fan Size
Kit Number
15, 18, 20, 22
866271
24, 27, 30, 33
866272
36, 40, 44, 49, 54
866273
TOOLS REQUIRED
• Utility knife
• Caulk gun
• Box end wrench with 9/16 inch socket for
3/8 inch bolt with 9/16 inch head
1
Roof Curb
Roof curbs are modular in construction and require field assembly.
Roof Curb Assembly Kit
Each roof curb will arrive in sections along with an assembly kit for field installation. Verify all roof curb sections
and assembly kit(s) have arrived for each fan mark and are in good condition prior to signing the shipping
receipt.
End Section
Flashing on three sides
Center Section
Flashing on two sides