for Cold Climate Housing and much more

Last Updated: , Created: Thursday, October 14th, 1999

RIGID BOARD: PHENOLIC FOAM

Example: ESCLAD, a product of Esso

Thermal Resistance: RSI -- .030/mm R - 4.3/in. High

Cost: high

Capacity to dry out if wet: Fair

Fire Resistance: Good

Fungus / Vermin Resistance: Good.

Limitations:
-- Prone to moisture damage if soaked for periods of time.
-- Somewhat brittle.

Advantages:
-- Not a vapour barrier, so can be applied in large sheets on the outside of walls.
-- Most fire resistant of all foam insulations.
-- Rigid enough to provide backing for siding.

Applications:
-- Inside foundation walls, outside upper wall framing under siding.

 


Keywords: Types, R-Value, Insulation

Article 809