GreenGuard Butyl Flashing

GreenGuard Butyl Flashing

GreenGuard Butyl Flashing

Kingspan GreenGuard® Butyl Flashing is a self-adhering flashing membrane comprising a polyolefin film with a butyl adhesive. It is available in straight or stretchable alternatives.

Kingspan GreenGuard® Butyl Flashing provides high-performance water resistance for walls. It adheres across a full range of installation temperatures, ensuring effectiveness in all climates, and it conforms well to irregular surfaces, eliminating gaps that could create water canals.

Product Information

Property Test Method Value
Nominal Thickness (in / mils)  

0.016 / 16

Nominal Width (in)   4 / 6 / 9
Backing Material ASTM D 3776 Polyolefin
Adhesive   Butyl
Split Release Liner   Yes
Application Temp. (°F)   10-150
Recommended Service Temp. (°F)   -30-200
UV Exposure (days)   120
Nail Sealability
(55cm for 24 hours)
ASTM D 1970
No Leaks
Water Resistance
(min. 24 hours)
ASTM D 779 > 24
Peel Strength (lb / in width) ASTM D 903 4.5
Peel Adhesion
(@ 90 Days lb. / in.)
Anodized Aluminum
Exterior FG Gypsum
GreenGuard® RainDrop® 3D
GreenGuard® C2000
ASTM D 3330


(no cracking @ 32 °F)
Criteria AC 148,
Sec. 4.6
Shelf Life (years)   2
GreenGuard Butyl Flashing_Product Sheet_US_CA_IMG

GreenGuard Butyl Flashing Product Sheet

GreenGuard Building Wrap and Flashing_Installation Guide_US_CA_IMG

GreenGuard Residential and Light Commercial Installation Guide

GreenGuard Building Wrap_Commercial Applications_Installation Guide_US_CA_IMG

GreenGuard Commercial Installation Guide

GreenGuard Butyl Flashing Submittal Sheet

GreenGuard Butyl Flashing Submittal

GreenGuard Butyl Flashing_Safety Data Sheet_US_CA_IMG

GreenGuard Butyl Flashing Safety Data Sheet

GreenGuard Products Technical Bulletin #11

GreenGuard Products Adhesive, Sealant & Primer Compatibility

Do you need assistance selecting the right product?

Our teams are dedicated to helping make the process as easy as possible and ensure you get the right materials for your needs.

Contact Us

Kingspan Insulation North America

Head Office & Sales Office – North America

Kingspan Insulation LLC

2100 Riveredge Parkway, Suite 175

Atlanta, Georgia



Call: +1(800) 241 4402

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