Secure Temp ASHT insulated radiation shield

For use when the insulated chimney passes through a ceiling from below. Suitable for applications with flat, vaulted or cathedral ceilings. Integrated firestop on lower section. The upper part can be used as an attic radiation shield, if required. Factory-installed insulation and collar are included. Effective height (length) with standard extension is adjustable from 24″ (61 cm) to a maximum of 46″ (116.8 cm).