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Glasstack 25-5 Black, Water Based Insulation Adhesive

MFR: 1-GT25-05B-00


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About This Product

Product Info


Glasstack 25 is a slower tacking water base insulation adhesive specially formulated for extrusion coil lines, rotobonders and spray applications, where a fast dry time is not necessary when adhering fiberglass insulation to sheet metal ductwork.
  • LEED EQ Credit 4.1
  • High Strength
  • Use with rotobonders
  • Use with extruder coil lines, will not clog extruder heads
  • Brush, roll, or spray
  • Meets or exceeds all SMACNA requirements
  • Excellent mold and mildew resistance
Warning: this product contains a chemical known to the State of California to cause cancer.


Weight48.94 Pounds (lbs)
Length12 Inches (In)
Width12 Inches (In)
Height15 Inches (In)
Country of OriginUSA
Application Temperature35°F to 110°F (1.6°C to 43.3°C)
BrandPolymer Adhesives
CoverageApproximately 500 sq. feet depending on application technique
Dry Time45 mins
For Use WithAll types of HVAC duct systems
Prop 65Yes
RatingsUL 723 / ASTM E-84
Service Temperature-40°F to 200°F (-40°C to 93.3°C)
Shelf Life18 Months (Unopened)
Size5 Gallon
Solids Content40%
StandardsSCAQMD Rule 1168
Storage Temperature35°F to 110°F (1.6°C to 43.3°C)
TierGlasstack 25
TypeWater Based
UL ListedNo
UL RecognizedYes
Viscosity3500 - 4000 cps


Equipment Part List

*Offer valid March 1, 2019 - April 30, 2019. Excludes special pricing. Offer cannot be combined with other offers or programs. While supplies last. No rainchecks allowed. Not valid on previous purchases. Management reserves the right to modify or end this promotion at anytime. All products not available in all areas. Account must be active and in good standing with CE, as determined by CE’s credit department prior to and during the promotion period. voucher will be distributed within 60 days of the conclusion of the promotional term. Returns of eligible merchandise will be subject to deduction of valuation of voucher. Eligible accounts will be notified by telephone or email.
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