Preparing

WAKOL PU 280 Moisture Barrier

Scope of application

One-component waterproof primer for priming porous and non-porous subfloors and for rigidifying soft subfloor surfaces. WAKOL PU 280 Moisture Barrier is a premium moisture barrier for "green" concrete slabs and for concrete and offers two levels of moisture protection. One coat will block moisture up to 12 lbs. / 1000 sq.ft. / 24 hours or up to 90 % rH (ASTM F 2170-02). Two coats will block moisture up to 18 lbs. / 1000 sq.ft. / 24 hours or up to 98 % rH (ASTM F 2170-02). No moisture test required if the following conditions are met: The concrete must be surface dry, at least 28 days old, a surface temperature of ≥60°F, and must have an intact structural waterproofing membrane beneath the slab. WAKOL PU 280 Moisture Barrier may be used on radiant heated floors up to 6 lbs. / 1000 sq.ft. / 24 hours or up to 85 % rH (ASTM F 2170-02) prior to laying wood flooring.

Special Features:

· No mixing required
· No waste
· Fast curing
· Easy to apply
· Excellent coverage  

VOC content:

0 g/l US regulatory

Cleaning agent:

mineral spirits before primer cures

Climate conditions at work site:

60 °F / 15 °C to 75 °F / 24 °C, 40 % to 75 % relative humidity

Application method:

use Loba microfiber roller # 60–80 or # 120

Coverages:

approx. 400 sq.ft./gal per coat

Curing time:

approx. 45 minutes

Shelf life:

1 year in unopened container at 70 °F / 21 °C

Base:

polyurethane resin

EMICODE:

EC1 PLUS

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