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Step
1: First Strip
- Place starter strip on corner of foundation or first course of block
if grouted solid. See Step 3.
- Align the drip edge with the front edge of masonry.
Step 2: Typical Connecting Strip
- Run 3 evenly spaced beads of silicone sealant on 6" wide unmeshed
right-hand section of starter strip (at right angle to length).
- Place connecting strip on top of previously caulked area so that the
drip edges align.
Step 3: Corners
- Corners will require a 45-degree miter cut.
Step 4: Installation Around Rebar
- If rebar interferes with BlockNet installation simply cut a strip to
abut the rebar and set in place.
- Clip off a 45-degree angle on piece remaining and place so it abuts
the previously installed strip and avoids the rebar.
- Seal any gaps around rebar with a thin bead of sealant.
Step 5: Vertical Mesh
- Install a 7" x 7" vertical mesh element against the inside
face of each core to form a “U” only in the block course directly
on top of the drainage strip.
- The vertical element must come in contact with the mesh on the drainage
strips. Even a small amount of contact will act as a wick for water to
flow to the weep tabs. Clean excess mortar if necessary.
TIP: Apply mortar bed for the outside shell as best possible to minimize
the excess mortar bulging over onto the interior mesh.
Step 6: Creating End Dams For Lintels
- BlockNet® can be used over wall openings, bond beams and structured
steel members if ends are properly dammed.
- Tear off a short piece of mesh from the end of the drainage strip.
- Place a thick, high, and continuous bead of sealant on the end from
the back of the strip to the break of the drip edge.
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