By DuraVent

    DuraTech Premium Ceiling Support Box

    $458.60
    $458.60
    Diameter: 6 inch
    Style: Finish Support With Coupler
    Availability:
    SKU: 6DTP-SFC
    $458.60
    $458.60

    At a glance

    • Type: Ceiling support box, part of the DuraTech Premium chimney system
    • Diameters: 6" and 8"
    • Made by: DuraVent

    Description

    Supports the chimney at the ceiling and keeps the required clearance through it. DuraTech Premium is DuraVent's chimney with 2-inch insulation.

    Specifications

    Dimensions

    Part Diameter Style Finish Weight
    6DTP‑SFC 6" Finish Support With Coupler — 9.3 lb
    6DTP‑RCS 6" Reduce Clearance Square Support Insulated — —
    8DTP‑SFC 8" Finish Support With Coupler — 8.8 lb
    8DTP‑RCS 8" Reduce Clearance Ceiling Square Support Insulated — —
    8DTP‑SE 8" Square Support Extension — —

    Details

    System DuraTech Premium
    Price basis DuraVent 2026 list price (MSRP), effective July 1, 2026

    Questions
    What size do I need?

    The appliance's own instructions set the chimney diameter; match it, and keep the whole chimney one diameter.

    Can I mix DuraTech with other brands?

    No. DuraVent's instructions require authorized DuraTech parts only, to keep the chimney listed.

    Where are the installation rules?

    In DuraVent's installation instructions, which ship with the parts.

    Why is there no photo?

    DuraVent images are being added; the part numbers and sizes on this page are from DuraVent's 2026 list.

    If you have any questions about this product, please let us know by filling out the form below, and we will contact you as soon as possible.