INCH-POUND
MIL-PRF-3135H
18 September 2008
SUPERSEDING
MIL-PRF-3135G
21 March 1983
PERFORMANCE SPECIFICATION
DECK COVERING UNDERLAY MATERIALS
This specification is approved for use by all Departments and Agencies of the Department of Defense.
1. SCOPE
1.1 Scope. This specification establishes the performance requirements for deck covering underlay materials to
be applied over primed or unprimed, clean steel and aluminum interior deck surfaces on naval vessels in order to
provide a smooth, level, and/or properly sloped surface over which a final deck covering system will be applied.
1.2 Classification. Deck covering underlay materials should be of the following types, classes, and grades as
specified (see 6.2):
1.2.1 Types.
a. Type I Standard weight underlay materials for use under trowel applied deck coverings (such as
MIL-PRF-24613).
b. Type II Standard weight underlay materials for use under pre-formed deck coverings (such as porcelain
tiles, vinyl tiles, sheet vinyl, etc.).
c. Type III General use, ultra-lightweight underlay materials weighing no greater than 4.88 kilograms per
square meter (1.0 pound per square foot) at a thickness of 6.4 millimeters (0.25 inch).
d. Type IV General use, lightweight polymeric underlayment materials weighing no greater than 7.81
kilograms per square meter (1.6 pounds per square foot) at a thickness of 6.4 millimeters (0.25 inch) that perform
the functions normally provided by separate primer, underlayment, waterproof, and crack suppression membrane
materials in one single, trowel, or spray applied product.
1.2.2 Classes.
a.
Class 1 Latex base underlay materials
b.
Class 2 Resin base underlay materials
1.2.3 Grades.
a.
Grade A For use onboard submarines
b.
Grade B For general shipboard use
Comments, suggestions, or questions on this document should be addressed to: Commander, Naval Sea Systems
Command, ATTN: SEA 05M2, 1333 Isaac Hull Avenue, SE, Stop 5160, Washington Navy Yard DC 20376-5160
or emailed to CommandStandards@navy.mil, with the subject line "Document Comment". Since contact
information can change, you may want to verify the currency of this address information using the ASSIST Online
database at https://assist.daps.dla.mil.
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