ACOUSTIC INSULATION WITH PERFORMANCE ENHANCING SUB-STRUCTURE
An insulation batt for use in building structures is presented. The insulation batt includes an air flow resistive layer of material provided between portions of insulating material.
1 . An insulation batt for use in building structures, the batt comprising an air flow resistive layer of material provided between portions of insulating material.
2 . The insulation batt of claim 1 wherein the insulating material is selected from the group consisting of fiberglass, mineral fibers, natural fibers, rock wool, mineral wool, polyester fibers, denim fibers, and cotton fibers.
3 . The insulation batt of claim 1 wherein the portions of insulating material have equal thickness.
4 . The insulation batt of claim 1 , wherein the air flow resistive layer of material is a first air flow resistive layer of material and the portions of insulating material are first portion and second portion of insulating material, further comprising a second airflow resistive layer of material provided between the second portion of insulating material and a third portion of insulating material.
5 . The insulation batt of claim 1 wherein the airflow resistive layer of materials is formed from a material selected from the group consisting of a woven fabric, a nonwoven sheet, a semi-porous paper, and a perforated film.
6 . The insulation batt of claim 1 , wherein the air flow resistive layer of material is a first air flow resistive layer of material, further comprising a second and a third airflow resistive layers of material.
7 . The insulation batt of claim 6 wherein each of the three airflow resistive layers of materials is formed from a material selected from the group consisting of a woven fabric, a nonwoven sheet, a semi-porous paper, and a perforated film.
8 . The insulation batt of claim 1 including an airflow resistive layer of material having an airflow resistance of about 200 to 900 MKS rayls.
9 . The insulation batt of claim 1 including an airflow resistive layer of material having an airflow resistance of about 200 to 600 MKS rayls.
10 . The insulation batt of claim 1 including an airflow resistive layer of material having an airflow resistance of about 100 to 500 MKS rayls.
11 . The insulation batt of claim 1 including an airflow resistive layer of material formed from a woven fabric of selected airflow resistance.
12 . The insulation batt of claim 1 including an airflow resistive layer of material formed from a nonwoven sheet of selected airflow resistance.
13 . The insulation batt of claim 1 including an airflow resistive layer of material formed from a semi-porous paper of selected airflow resistance.
14 . The insulation batt of claim 1 including an airflow resistive layer of material formed from a perforated film of selected airflow resistance.
15 . The insulation batt of claim 1 configured to be wrapped around a duct in a building structure, the duct carrying a fluid used for heating or ventilation.
16 . A structure for construction including an insulation batt coupled to a wall or ceiling panel, wherein the insulation batt comprises an air flow resistive layer of material provided between portions of insulating material.