Moistop E-Z Seal ®
Performance standards you can trust Moistop E-Z Seal Flashing is tested in accordance with ASTM International procedures. It is a premium, self-adhesive, flashing membrane designed to prevent incidental moisture intrusion around windows and doors.
Limitations: For optimum adhesion, Moistop E-Z Seal should be applied at temperatures between 40 °F (4.4 °C) and 120 °F (48.9 °C). Product should not be installed horizontally or at a slope of less than 60°. Product should be covered as soon as possible. Maximum exposure is 60 days. Moistop E-Z Seal is not compatible with some sealants. Test for compatibility prior to use. Moistop E-Z Seal is compatible with Moistop ® Sealant. Installation: Prior to installation, surfaces should be dry and cleaned free of any dirt or other substances that may interfere with adhesion, as well as any sharp protrusions. Surfaces shall have no voids, damaged or unsupported areas. Repair surfaces before installing membrane. To apply, peel away the release film and place E-Z Seal onto substrate. Apply firm pressure with a metal or wood roller along the entire adhesive strip to ensure a continuous seal. Henry Product Warranty Information: This product may be eligible for the 15-year Henry 1-2-3 Moisture Control System Warranty when used in conjunction with other products. See https://us.henry.com/warranty for details. We, the manufacturer, warrant only that this product is free of defects, since many factors which affect the results obtained from this product – such as weather, workmanship, equipment utilized, and prior condition of the substrate – are all beyond our control. We will replace at no charge any product proved to have a material defect within 12-months of purchase, provided it has been applied in accordance with our written directions for uses we recommend as suitable for this product. Proof of purchase must be provided. DISCLAIMER OF WARRANTIES AND LIMITATION OF LIABILITY: THIS LIMITED WARRANTY IS IN LIEU OF ANY OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. NO ONE, INCLUDING THE MANUFACTURER, SHALL HAVE ANY LIABILITY OF ANY KIND BEYOND PRODUCT REPLACEMENT, INCLUDING FOR NEGLIGENCE OR FOR DIRECT, CONSEQUENTIAL, EXEMPLARY OR INCIDENTAL DAMAGES, RESULTING FROM ANY MISUSE, DEFECTS OR DELAYS CAUSED BY REPLACEMENT OR OTHERWISE. IF PURCHASER DOES NOT ACCEPT THESE TERMS, PURCHASER MAY RETURN WITHIN 30-DAYS OF PURCHASE ALL UNOPENED CONTAINERS OR PACKAGES OF PRODUCT PURCHASED FOR A FULL REFUND. RETENTION OF PRODUCT BEYOND 30-DAYS, OR USE OF PRODUCT SHALL CONSTITUTE ACCEPTANCE OF THESE TERMS, CONDITIONS, AND DISCLAIMERS. THIS LIMITED WARRANTY AND LIABILITY DISCLAIMER PROVIDES THE PURCHASER’S EXCLUSIVE REMEDY FOR ANYTHING RELATING TO THE PRODUCT. To the extent that any part of this LIMITED PRODUCT WARRANTY AND LIABILITY DISCLAIMER is determined unenforceable under the law of the place of purchase of the product, that part is severed and the remainder of these terms remain in full force and effect. To the extent permitted by law, the duration of any implied warranties is limited to the duration of Henry’s express warranty. This warranty language supersedes any language found elsewhere, including product labels, sell sheets and/or technical documents.
Physical/performance property
Typical value
Test method
Water vapor permeance
<0.1 perms (<0.3 g/m²/day)
ASTM E96 (A)
Water resistance
150 hours
ASTM D779
Tensile strength
MD - 30 lb. f /inch CD - 35 lb. f /inch Steel - 9 lbs./in Backing - 6 lbs./in Plywood - 5 lbs./in
ASTM D882
Adhesion
PSTC1
Mold growth
0 Fungal Growth
ASTM G21
Application temperature
40 °F to 120 °F (4.4 °C to 48.9 °C) -40 °F to 176 °F (-40 °C to 80 °C)
Service temperature
*Moistop E-Z Seal is tested in accordance with ASTM International procedures. The values shown are typical values obtained in these tests..
Product characteristics
Reinforced polymer membrane coated with a 3 " self-adhesive strip. The adhesive layer is protected by an easy-to-remove release liner. The 4” product is fully backed with adhesive. Thickness is 25 mils (with adhesive); 10 mils (reinforced membrane only).
Composition
6 " , 9 " and 12 " x 75' 4 (6 " , 9 " ) 5 (12 " )
Roll size Weight (lbs. per roll)
Product approvals, specifications and certifications
ASTM D779 - Standard Test Method for Water Resistance of Paper, Paperboard, and Other Sheet Materials by the Dry Indicator Method ASTM D882 - Standard Test Method for Tensile Properties of Thin Plastic Sheeting ASTM E96 - Water Vapor Transmission of Materials ASTM G21 - Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi PSTC1 - Peel Adhesion of Single Coated Tapes, 180 Degree Peel AAMA 711 - Voluntary Specification for Self Adhering Flashing Used for Installation of Exterior Wall Fenestration Products Complies as flexible flashing specified in Chapter 14 of the International Building Code and Chapter 7 of the International Residential Code
Featuring a range of compatible weather barriers, flashings and sealants, the Henry ® 1-2-3 Moisture Control System by makes it easier than ever to build with confidence.
Henry, Moistop E-Z Seal, and Building Envelope Systems are registered trademarks of the Henry Company
Ask us today about other Henry ® solutions that help manage the flow of water, air, vapor and energy.
Building Envelope Systems ® Wall & Window | Roof | Foundation
csfhenry@henry.com | 1-800-773-4777 www.henry.com
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