QBase Comp Shingle Mount Install Instructions
Jan-2020, Rev 13
BI7.2.3-6
Sources: Uniform Building Code; American Wood Council, NDS 2005, Table 11.2 A, 11.3.2 A
Notes:
1) Thread must be embedded in a rafter or other structural roof member.
2) See IBC for required edge distances.
**Note: To maintain waterproong it is important that the aluminum ashing is properly placed under one full course above the mounting block with at least some of the ashing extending
up under the course above that as well. See instructions on back.
Lag pull-out (withdrawal) capacities (lbs) in typical lumber:
Lag Bolt Specications
Specic Gravity 5/16" shaft per 3" thread depth 5/16" shaft per 1" thread depth
Douglas Fir, Larch .50 1330 266
Douglas Fir, South .46 1175 235
Engelmann Spruce, Lodgepole Pine (MSR 1650 f & higher) .46 1175 235
Hem, Fir .43 1060 212
Hem, Fir (North) .46 1175 235
Southern Pine .55 1535 307
Spruce, Pine, Fir .42 1025 205
Spruce, Pine, Fir (E of 2 million psi and higher grades of MSR and MEL) .50 1330 266
QBase
®
Composition Mount QMNC
6.00
5.15
12.00
12.00
4.29
THIS EDGE TOWARDS ROOF RIDGE
2.12
2.50
2.00
8
7
6
4
3
2
1
5
1
1
2
3.75
.50
1.50
1.25
4.00
2.50
4X
.320 THRU
(CLEARANCE FOR
5/16" HARDWARE)
NOTES:
1
AVAILABLE IN MILL FINISH, AND BRONZE
ANODIZED FINISH
2
STAINLESS STEEL LAG SCREWS (ITEM 3)
INCLUDED WITH ANODIZED FINISH
QBASE (ITEM2) AND POST (ITEM6)
ITEM
NO.
DESCRIPTION
QTY.
1
CAP SCREW, HEX HEAD, 5/16"-18 X 3/4"
UNC-2A, GRADE 8, MAGNI
1
2
QBASE, 1-1/4" ID, FOR 5/16" HARDWARE,
A360 CAST AL
1
3
LAG SCREW, HEX HEAD, 5/16" X 3", ZINC
2
4
FLASHING, CONE, 12" X 12" X 1.8",
ALUMINUM, MILL
1
5
COLLAR, COUNTER FLASHING, 1-1/4" ID
EPDM
1
6
POST, 1-1/4" OD X 3-1/4", 6063-T5/6063-T6,
MILL
1
7
WASHER, SEALING, 5/16" ID X 1-1/4" OD,
EPDM BONDED SS
1
8
CAP SCREW, 5/16"-18 X 1" UNC-2A, NYLON
PATCH, W/ CAPTIVE WASHER, 1"OD, 18-8 SS
1
13
DO NOT SCALE DRAWING
SHEET 1 OF 1
RAD
SCALE: 1:8
WEIGHT:
REV
A
SIZE
TITLE:
DATE:
DRAWN BY:
DIMENSIONS ARE IN INCHES
TOLERANCES:
FRACTIONAL
1/8
TWO PLACE DECIMAL
.19
THREE PLACE DECIMAL
.094
PROPRIETARY AND CONFIDENTIAL
THE INFORMATION CONTAINED IN THIS DRAWING IS THE SOLE PROPERTY OF QUICK MOUNT PV. ANY REPRODUCTION IN PART OR AS A WHOLE WITHOUT THE
WRITTEN PERMISSION OF QUICK MOUNT PV IS PROHIBITED.
COPYRIGHT © 2019 QUICK MOUNT PV
5
4
3
2
1
UNLESS OTHERWISE SPECIFIED:
1.38
QMNC: QBASE COMPOSITION
MOUNT
8/9/2019