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WB II ADHESIVE

DESCRIPTION:
®
Duro-Last WB II Adhesive is a polymeric
waterborne adhesive used to bond all Duro-Last
roofing membranes to a variety of substrates on
horizontal and vertical surfaces.
WB II Adhesive has VOC content less than 250 g/L
and meets all VOC restrictions and regulations in the
United States.
WB II adhesive may be used on the following
substrates after they have been properly prepared
as described in either the Duro-Last Adhered Duro-
®
Fleece Roofing System specification or the
Adhered Systems specification. The installing
contractor is responsible for following all applicable
building, plumbing and electrical codes.
 Structural Concrete (poured in place or precast)
 Wood (Plywood, OSB or Lumber)
 Polyisocyanurate Rigid Insulation Board
®
®
 Duro-Guard DensDeck Prime Roof Board
 Duro-Guard DensDeck Roof Board
(not recommended)
®
 Duro-Guard SECUROCK Gypsum-Fiber Roof WB II ADHESIVE PROPERTIES
Board
Weight 9 lb. / gallon 45 lb. / pail
ORDERING: Color White

WB II Adhesive may be ordered per 5-gallon pail. VOC Content 179 g / L
Follow coverage rates below for estimating Viscosity 10,000 – 16,000 CPS
quantities. Total Solids 52% ± 3%

COVERAGE – DURO-FLEECE MEMBRANE
STORAGE AND HANDLING
2
100 – 120 ft / gallon 2
Roof Deck 2 0.8 – 1.0 gallon / 100 ft 1. Protect product from freezing.
(500 – 600 ft / pail)
2
Vertical 100 – 120 ft / gallon 0.8 – 1.0 gallon / 100 ft 2 2. Adhesive must not be shipped in temperatures
2
Applications (500 – 600 ft / pail) less than 50° F (10° C).
3. Store product between 60° F (16° C) and 80° F
®
COVERAGE – DURO-LAST, DURO-TUFF AND (27° C), out of direct sunlight, for maximum shelf
DURO-LAST EV MEMBRANES life. Shelf life is one year in an unopened
2
140 – 180 ft / gallon 2 container, from date of manufacture, when
Roof Deck 2 0.55 – 0.7 gallon / 100 ft
(700 – 900 ft / pail) following these recommended storage
2
180 ft / gallon per 2 procedures.
Vertical 0.55 gallon / 100 ft per
Applications surface for net 2 surface
coverage of 90 ft

www.duro-last.com 1 of 2 800-248-0280
Duro-Last, Duro-Fleece, Duro-Tuff, Duro-Guard and “World’s Best Roof” are registered marks owned by Duro-Last, Inc.
DensDeck is a registered mark owned by Georgia Pacific Gypsum LLC. Securock is a registered mark owned by USG Corporation.
Created: 01/01/2009 Revised: 01/22/2011, 07/11/2011, 10/08/2014