Tam‑shield, Synthetic underlayment, Product data – TAMKO Tam-Shield Synthetic Underlayment User Manual
Page 2

TAM‑SHIELD
®
SYNTHETIC
UNDErLAYMENT
PRODUCT DATA
tamko.com
Corporate
220 West 4th Street, Joplin, Missouri 64801
800-641-4691
Central District
220 West 4th Street, Joplin, Missouri 64801
800-641-4691
Northeast District
4500 Tamko Drive, Frederick, Maryland 21701
800-368-2055
Southeast District
2300 35th Street, Tuscaloosa, Alabama 35401
800-228-2656
Southwest District
7910 South Central Expressway, Dallas, Texas 75216
800-443-1834
Western District
5300 East 43rd Avenue, Denver, Colorado 80216
800-530-8868
*See Limited Warranty for details. For information regarding a copy of TAMKO's Limited Warranty,
contact your local TAMKO representative, visit us online at tamko.com, or call us at 800-641-4691.
DESCRIPTION
TAm-ShielD SynTheTiC UnDeRlAymenT is a woven synthetic underlayment which
incorporates high strength, skid resistance and tear resistance with the increased coverage
and lightweight properties of synthetic underlayments.
TYPICAL PHYSICAL PROPERTIES
ProPerty
test Method
tyPical Value
Tear Resistance
ASTm D 1970
126 lbf. mD
110 lbf. CD
liquid Water Transmission ASTm D 4869
Pass
Tensile Strength
AC 48 Section 4.1 78 lbf/in. mD
53 lbf/in. CD
Pliability
AC 48 Section 4.3 Pass
JP68023 08/27/13
IMPORTANT: This product features a skid resistant and tear resistant surface. This feature does not serve as
a substitute for following all proper fall protection procedures in accordance with OShA regulatory require-
ments - including the use of personal fall protection devices when working on a roof.
Applicator safety is of
utmost importance.
PRODUCT DATA**
31001770
31001771
Roll Size
†
10 square
5 square
(1000 sq.ft.)
(500 sq.ft.)
Roll Coverage
† †
937.50 sq.ft.
468.75 sq.ft.
(87.10 sq. m.)
(43.55 sq. m.)
Roll Dimensions
48" x 250'
48" x 125'
Thickness
6 mil
6 mil
Rolls per 40" × 48" Pallet
30
48
*
*All values stated as nominal
† The coverage before overlaps as required by the instructions.
†† When applied according to instructions (excluding side lap).
ADVANTAGES
• light grey surface provides a cooler working surface than traditional felt
• Skid-resistant and tear resistant
• 5- or 10-square roll, lightweight, more coverage per roll than traditional felt underlayments.
• lay lines and cap-nail locations printed on the underlayment for ease of install.
Also includes additional high wind cap nail locations.
• U.l. Prepared Roofing Accessory label
• 25-year limited Warranty*
• miami-Dade County Florida nOA 11-0520.04 expiration Date: 10/04/2015
• iCC-eS eSR-3237
• Florida Building Code Approved Fl14864
USES
TAm-ShielD SynTheTiC UnDeRlAymenT is well-suited for use as an underlayment to
be applied over the deck prior to the installation of the final roof covering. it also provides
secondary protection for shedding water after installation of the roof system.
LIMITATIONS
• membrane must not be applied to damp, frosty or contaminated surfaces.
• membrane installation must be limited to use with roof coverings that do not involve hot
asphalt or coal-tar pitch.