| http://www.w3.org/ns/prov#value | - Extending along the inner surface of the rigid panels 28 is a continuous insulating member 34 of flexible material such as foam rubber, foam plastic, felt or the like which is in sheet form and cellular in construction and attached to the inner surface of the panels 28 and across the interior of the hinge strips 32 as illustrated in Various figures of the drawings with the insulating panel 34 form
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