Part No. 4801-5120 Rev. 1-2020
Mega-Cool System
Page 7 of 48
Installation Cross-Section (Systems Up To 80 ft.)
1. Drawing shown to the right is an overview of a
completed Mega Cool System without the left end cap.
2. The figure details the overall dimensions for each
pad system and minimum clearance from roof.
NOTE:
2x6 refers to U. S. finished
lumber measurements.
Dimension ("A")
(6” PAD)
(4” PAD)
4 ft Pad
61 1/8 in.
155.23 cm
62 1/8 in.
157.80 cm
5ft Pad
73 1/8 in.
185.74 cm
74 1/8 in.
188.23 cm
6ft Pad
85 1/8 in.
216.22 cm
86 1/8 in.
218.76 cm
Rough Opening Dimension ("B")
(6” PAD)
(4” PAD)
4 ft Pad
49 1/8 in.
124.78 cm
50 1/8 in.
127.32 cm
5ft Pad
61 1/8 in.
155.26 cm
62 1/8 in.
157.80 cm
6ft Pad
73 1/8 in.
185.74 cm
74 1/8 in.
188.23 cm
Dimension ("C")
(6” PAD)
(4” PAD)
4 ft Pad
50 1/8 in.
127.32 cm
51 1/8 in.
129.85 cm
5ft Pad
62 1/8 in.
157.80 cm
63 1/8 in.
160.34 cm
6ft Pad
74 1/8 in.
188.28 cm
75 1/8 in.
190.82 cm
Splas
h
Guar
d
Supp
ort
Brac
ket
Pa
d
Bott
om
Brac
ket
2 x
4"
boar
d
"
A
" "
B
"
Po
st
Minim
um
Cleara
nce
6
inches
from
roof
2 x
6"
Boar
d
(Opt
ional
)
See
Framing
Diagram
Bac
kpla
te
Dri
p
Rai
l
Cov
er
Framing Diagram For Systems Up To 80 Ft.
Splash Guard
"
A
"
Minimum
Clearance
6 inches
from roof
Drip
Rail
Cover
Back-Plate
Post
Pad
(End Cap
not shown)
Back-Plate
Support
Bracket
Splash Guard
Support Bracket
2" x 6" Board or
Equivalent
or Steel Equivalent. See Page 5.
8” Pipe Support
Bracket
Bottom
Flashing
9.5" (24.1 cm) Minimum
Pad
He
ig
ht
12"(30.5 cm) for 4" pad
11"(27.9 cm) for 6" pad
"
B
"
Rou
gh
Open
ing
"
C
"
Note: Air Flow
up behind
Back Plate
between
posts.
6"
Post
Back-Plate
Support
Bracket
Ov
e
ra
ll