AZEK Tallboy SMB User Manual
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TALLBOY SURFACE MOUNT BRACKET (SMB) INSTALLATION for
AZEK Premier
AZEK Trademark
AZEK Reserve
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1. PLACEMENT
Center the Surface Mount Bracket (SMB) at each post loca-
tion and mark the mounting hole locations on the surface.
Position the open slot away from all fastening locations.
2. MOUNTING INSTRUCTIONS:
Mark SMB mounting locations onto the deck surface.
• Concrete installation: Drill marked mounting loca-
tions with a proper bit for masonry anchors based on
installation substrate.
• Wood Installation: There must be a solid base on
which to fasten the SMB. A 5” minimum thick block-
ing must be securely fastened to the structure prior
to installation of the SMB.
Note: DO NOT install SMB to decking surface only.
Make sure there is adequate structure to secure as
stated above. You may secure SMB on top of deck
surface if adequate blocking is underneath.
The SMB is to be installed using 3/8” diameter x 5”
lag bolts (the lag bolts will require a 1/4” pilot hole to
ensure the wood foundation blocking does not split).
3. FASTENING
• Place the SMB over the mounting locations. Lightly
tighten the mounting fasteners so that the SMB can
still move freely, but tight enough for the SMB to sit
flush with the mounting surface.
• When installing with 5x5 Post Sleeve, fully secure,
tighten and plumb Surface Mount Bracket prior to
sliding 5x5 Post over Surface Mount Bracket.
4. SMB ADJUSTMENTS
If the SMB is out of plumb or not level, add shims to the
base of the SMB. Check for plumb and square. Repeat until
correct.
TSMB05/05/2013
5. INSTALL RAIL SECTION
• Cut the post sleeves to the desired length and slide
them over the SMBs, squeezing the top of the SMB to
start the post sleeve and slide it down until flush with
the base.
• Place assembled rail section between the posts and
mark the bracket hole locations onto the post sleeves
as per the Railing Installation Guide supplied with the
railing kit.
• *IMPORTANT: Drill with a 7/32” diameter drill bit
when using the 2” Phillips/square drive bracket
screws. Drill with a 3/16” diameter bit when using
the 2.5” T-25 bracket screws. (*THIS DRILL SIZE IS
CRITICAL*). Drill through both the post sleeve and
SMB.
• TIP: Start all Bracket Screws prior to fully tightening
bracket screws.
• DO NOT OVER TORQUE THE SCREWS in the Tall-
boys. Tighten only until screws are seated. For best
results, we recommend using an impact driver to seat
screws.
• With all holes drilled, place rail section between posts
and install as per the Railing Installation Guide.
6. FINAL STEP
With all rail sections installed, tighten all the SMB base fas-
teners. Install the 2 piece post skirts supplied in the SMB kit
(if you have purchased the SMB alone, you will need to pur-
chase a 2 piece post skirt to hide the base and fasteners).
• Clean up any metal shavings around base of SMB.
NOTES:
1) There are 4 sizes of Tallboy Brackets available - 34”, 36”, 40”, and 42”. For the over the post application,
use the 34/40s and for the hidden bracket system use the 36/42s.
2) Hidden fasteners cannot be used with the AZEK Reserve over the post system.
3) Tallboy Surface Mount Brackets are also available in 22.5˚ profile in 34”/36” and 40”/42” heights.
Note: Cross supports and reinforcements
shown are 2x8 Southern Pine (treated) or
approved equivalent, fastened by #8 x 3” deck
screws (3 per side and 3 per end in each of
the three block members).
4x4, 5x5 AND 6x6
APPLICATIONS