LOCATION AND INSTALLATION OF SURFACE MOUNT POST – DECKING/ CONTINUED
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Blocking boards
NOTES: » Use composite shims or similar material (not provided) if posts are not plumb. Ensure that post is placed on decking surface so that it clears the rim joist and there is enough clearance on the underside blocking for the back plate to be installed. » Rim joist removed to show proper attachment of hardware. Install Guide Blocks NOTE: Pre-drilling is not required but is optional for attach- ment of guide blocks to post. Use a drill bit slightly smaller in size than that of screw being installed.
4. Install two 2" x 8" (5.1 cm x 20.3 cm) boards as blocking under post location. Securely attach blocking using a total of twenty-four 3" (7.6 cm) pressure-treated compatible screws (not provided) .
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9. Place or rest bottom aluminum guide block
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on bottom of post. Place guide on post so that notch is on a side that does not require railing to be attached.
notch
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10. Attach bottom guide block using one 10 x 1 " self-tapping screw (provided) in notch to lock guide block onto post.
5. Using post a template, mark locations of holes. 6. Drill through decking and blocking boards using 5/8" diameter bit (long drill bit will be required).
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7. Insert (2) stainless steel
barrier strips (not provided) under the mounting bolt holes. BARRIER STRIPS ARE REQUIRED ONLY IF ATTACHING POST
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barrier strips
DIRECTLY TO PRESSURE- TREATED FRAMING (these can be purchased on ShopTrex.com).
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8. Attach posts using four 3/8" x 6" (1 cm x 15.2 cm) hex cap bolts, washers, and nuts, along with aluminum back plate on underside of blocking. If the project requires IRC compliance, this back plate MUST be installed under the decking to ensure this will meet code compliance. Reference SKU part number ALPOSTHWDECK for
notch
11. Location of top guide block will vary slightly depending on type and height of railing being installed. Determine this measurement and place top guide block in location where top bracket for desired railing would be approximately on center of the top railing bracket location. 12. Attach top guide block using one 10 x 1 " self-tapping screw (provided) in notch to lock guide block onto post.
required hardware and aluminum plate. (Consult local code official for more information on IRC Compliance.)
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