Installation Guide
6
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B. Modify the spacers using tin snips based on their
location:
• Where four block come together, spacers
are used as assembled. These are called
“REGULAR”.
“REGULAR” Spacer
• Where block meet the side perimeter channel,
clip off both sets of smooth legs. Twist-off tabs
remain in place. File off any burrs so the spacer
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called “FLAT”.
“REGULAR” Spacer
0RGLÀHG&DOOHG“FLAT”
• For the top row of block, clip off one upper
toothed leg and cut the twist off tab in half.
These are called “H”.
“REGULAR” Spacer
0RGLÀHG&DOOHG“H”