Product Overview

VentureTape
®
1581A is a 2.0-mil (50µm) high temperature, high tensile strength aluminum foil coated
with an extremely aggressive all weather solvent acrylic pressure sensitive adhesive. Conformable foil
applies easily to both fibrous and sheet metal ducts on flat and irregular surfaces. VentureTape 1581A
excels in demanding temperature and humidity applications and provides superior performance and
durability over a wide range of environmental conditions.
Features & Benefits
• UL File # MH16587, meets requirements of
UL181A-P (2 ½” minimum width) and
UL181B-FX (1 7/8” minimum width)
• High performance duct closure tape is
specifically designed for use as a vapor seal on
reinforced fiberglass duct board
• High performance solvent acrylic adhesive
performs well over a wide temperature range
• Hand tearable allows for easy installation
• Also excels in high heat and humidity conditions
• In stock product available for immediate delivery
1581A
Typical values are not intended to be used for specification development. Technical data is believed
to be true and accurate; Venture Tape recommends that the purchaser test for fitness of use in all
applications.
Product Construction
Product Configurations
• Standard sizes: 2 ½” x 60Y, 3” x 60Y
• Custom roll sizes available; contact Venture Tape for specifications and requirements
UL181A/B DUCT CLOSURE TAPE
Release Liner
Aluminum Foil
Acrylic Pressure Sensitive Adhesive
1111
Contact Venture Tape today for a complete
list of products or a free sample
Toll Free North America 800-343-1076
From United Kingdom 0-800-962-957
From Australia 1-800-122-797
www.venturetape.com
Test
Typical Value
Typical Value
(Metric)
Test
Method
Product Thickness
Ω
4.0
mils
0.10
mm
PSTC-133
Peel Adhesion
Δ
60
oz/in
16.7
N/25 mm
PSTC-101
Shear Adhesion
>24 hrs @ 2.2 psi
>24 hrs @ 15.2 kPa
PSTC-107
Tensile Strength
27
lb/in
122.0
N/25 mm
PSTC-131
Elongation
10
%
10
%
PSTC-131
Service Temperature
-40
to
300
°F
-40
to
149
°C
Ω
- excluding liner
Δ
-
20 minute dwell