For Product Inquiries and Availability, please contact your local Castle location.
Halo Exterra is part of the Halo Advanced Graphite Insulation System. All Halo products, including Exterra, offer a high performance Graphite Polystyrene core that delivers a long-term R-5 per nominal inch. Halo Exterra is the foam board insulation that is perfectly designed for exterior wall applications. Exterra is breathable up to a thickness of 2" and also provides a built-in WRB (when fasteners and joints are taped) in thicknesses greater than 5/8". Exterra is available in custom thicknesses of 5/8", 1", 1.5" and 2". Custom thicknesses available upon request.
For Product Inquiries and Availability, please contact your local Castle location.
Halo Exterra is part of the Halo Advanced Graphite Insulation System. All Halo products, including Exterra, offer a high performance Graphite Polystyrene core that delivers a long-term R-5 per nominal inch. Halo Exterra is the foam board insulation that is perfectly designed for exterior wall applications. Exterra is breathable up to a thickness of 2" and also provides a built-in WRB (when fasteners and joints are taped) in thicknesses greater than 5/8". Exterra is available in custom thicknesses of 5/8", 1", 1.5" and 2". Custom thicknesses available upon request.