DuraVent DuraTech Square Ceiling Support Box with Insulation Shield Collar & Insulation

Securely install your chimney system with the DuraVent DuraTech Ceiling Support Box, featuring built-in insulation shielding for safe chimney passage through ceilings.

Key Features

• Supports up to 60’ of chimney

• Fits flat, vaulted, or cathedral ceilings

• Insulation shield collar included

• Mineral wool insulation blanket included

• Easy stovepipe adapter (single/double-wall)

Product Features

Flexible Installation Applications:

 The DuraVent DuraTech Square Ceiling Support Box is designed for chimney installations in homes with flat, vaulted, or cathedral ceilings and attic spaces. Its universal compatibility with single-wall or double-wall stovepipe makes installation straightforward.

Enhanced Safety & Protection:

 Built-in mineral wool insulation and an integrated insulation shield collar provide excellent thermal protection, functioning effectively as an attic insulation shield. This reduces fire risks and ensures compliance with building codes.

Durable Construction & Finish:

The support box, painted black for aesthetic appeal, blends seamlessly with interior décor. The 2-inch-wide trim collar neatly finishes ceiling installations, enhancing visual appeal in living spaces.

Easy Installation & Maintenance:

This component is designed for simple installation between standard 16” on-center joists, saving significant installation time. It supports chimney lengths up to 60 feet, providing robust structural reliability.

Product Specifications