HH-I-1972/GEN
August 12, 1981
FEDERAL SPECIFICATION
INSULATION BOARD, THERMAL, FACED,
POLYURETHANE OR POLYISOCYANURATE
This specification was approved by the Commissioner, Federal Supply
Service, General Services Administration, for the use of all Federal
agencies.
1 SCOPE AND CLASSIFICATION
1.1 Scope. This specification covers the general requirements for
faced thermal insulation boards composed of rigid cellular polyurethane or
polyisocyanurate foam surfaced with other materials. Additional specific
requirements are covered by the applicable specification sheet (see 1.2). The
service temperature will vary depending on the facing materials and the
application. These specifications do not cover cryogenic application. For
intended uses see 6.1.
1.2 Classification. The thermal insulation boards covered by this
specification shall be of the classes and styles specified in the applicable
detailed specification sheet.
HH-I-1972/1 - Insulation Board, Thermal, Polyurethane or Polyiso-
cyanurate, Faced with Aluminum Foil on Both Sides of
the Foam.
HH-I-1972/2 - Insulation Board, Thermal, Polyurethane or Polyiso-
cyanurate, Faced with Asphalt/Organic Felt, Asphalt/
Asbestos Felt or Asphalt/Glass Fiber Felt on Both Sides
of the Foam.
HH-I-1972/3 - Insulation Board, Thermal, Polyurethane or Polyiso-
cyanurate, Faced with Perlite Insulation Board on One
Side of the Foam and Asphalt/Organic Felt or Asphalt/
Glass Fiber Felt on the Other Side of the Foam.
HH-I-1972/4 - Insulation Board, Thermal, Polyurethane or Polyiso-
cyanurate, Faced with Gypsum Board on One Side of the
Foam and Aluminum Foil on the Other Side of the Foam.
HH-I-1972/5 - Insulation Board, Thermal, Polyurethane or Polyiso-
cyanurate, Faced with Perlite Board on Both Sides of
the Foam.
HH-I-1972/6 - Insulation Board, Thermal, Polyurethane or Polyiso-
cyanurate, Faced with Mineral Fiberboard on One Side
of the Foam and Glass Mat on the Other Side of
the Foam.
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