By DuraVent

    DuraTech Premium Trim and Finishing Collar

    $364.94
    $364.94
    Diameter: 6 inch
    Style: Adjustable Tee Support With Collar
    Availability:
    SKU: 6DTP-ATS
    $364.94
    $364.94

    At a glance

    • Type: Trim and finishing collar, part of the DuraTech Premium chimney system
    • Diameters: 6", 7" and 8"
    • Made by: DuraVent

    Description

    Finishes the opening where the chimney passes a ceiling or support. DuraTech Premium is DuraVent's chimney with 2-inch insulation.

    Specifications

    Dimensions

    Part Diameter Style Finish Weight
    6DTP‑ATS 6" Adjustable Tee Support With Collar — 10.0 lb
    6DTP‑DC 6" Decorative Collar Single Wall Connector — 0.0 lb
    6DTP‑DS 6" Id Dtp Decorator Sleeve — —
    6DTP‑SC 6" Storm Collar — 0.1 lb
    6DTP‑TRC 6" Trim Collar — —
    7DTP‑F12 7" Adjustable Roof Flashing 30‑45 Degree (includes spacer and collar) — —
    7DTP‑F7 7" Adjustable Roof Flashing 5‑30 Degree (includes spacer and collar) — —
    7DTP‑FF 7" Flat Roof Flashing (includes spacer and Collar) — —
    7DTP‑DS 7" Id Dtp Decorator Sleeve — —
    7DTP‑SC 7" Storm Collar — —
    7DTP‑TRC 7" Trim Collar — —
    8DTP‑ATS 8" Adjustable Tee Support With Collar — 9.0 lb
    8DTP‑DC 8" Decorative Collar — 0.0 lb
    8DTP‑DS 8" Id Dtp Decorator Sleeve — —
    8DTP‑SC 8" Storm Collar — 0.1 lb
    8DTP‑TRC 8" Trim Collar — 0.2 lb

    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.