Rigid foam board and foundation insulation system and method for treating same with insecticide/termiticide
First Claim
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1. A foundation insulation system comprising:
- a) a foundation wall having an exterior face;
b) a rigid foam board having opposing first and second faces, the foam board having crossing, diagonally disposed grooves defined in and traversing the first face of the board;
the first face of the foam board being positioned adjacent and flush to the exterior face of the foundation wall;
c) backfill positioned adjacent to the second face of the foam board such that only an upper portion of the foam board is exposed.
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Abstract
Disclosed is a rigid polymer foam board suitable for use in a foundation insulation system. The foam board has a face defining a plurality of grooves therein which traverse in a crossing, diagonal configuration. The groove configuration facilitates the application of insecticides/termiticides in foundation insulation systems employing rigid foam boards on the exterior of the foundation.
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Citations
8 Claims
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1. A foundation insulation system comprising:
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a) a foundation wall having an exterior face; b) a rigid foam board having opposing first and second faces, the foam board having crossing, diagonally disposed grooves defined in and traversing the first face of the board;
the first face of the foam board being positioned adjacent and flush to the exterior face of the foundation wall;c) backfill positioned adjacent to the second face of the foam board such that only an upper portion of the foam board is exposed. - View Dependent Claims (2, 3)
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4. A method for treating an insulating foundation wall with an insecticide/termiticide, comprising:
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a) providing a foundation wall having an exterior face; b) providing a rigid foam board having opposing first and second faces wherein grooves are defined in and traverse the first face of the foam board; c) positioning the first face of the foam board adjacent and flush to the exterior face of the foundation wall; d) backfilling adjacent the second face of the foam board such that only a portion of the foam board is exposed; e) applying insecticide/termiticide into the grooves of the foam board at the exposed portion thereof. - View Dependent Claims (5, 6, 7, 8)
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Specification