At a glance
- Type: Wall support, part of the DuraTech chimney system
- Diameters: 5" and 6"
- Finishes: Stainless steel
- Listing: c-UL-us listed to UL 103 HT
- Clearance: 2" to combustibles
- Made by: DuraVent
Description
Supports the chimney on an exterior wall. DuraTech 5 to 8 inch is DuraVent's double-wall, insulated all-fuel chimney, c-UL-us listed to UL 103 HT with a 2-inch clearance to combustibles.
Specifications
Dimensions
| Part | Diameter | Style | Finish | Weight |
|---|---|---|---|---|
| 5DT‑RES | 5" | Adjustable Re-Support | — | 7.3 lb |
| 5DT‑AWS | 5" | Adjustable Wall Support | — | 1.8 lb |
| 5DT‑AWS‑SS | 5" | Adjustable Wall Support | Stainless steel | 2.6 lb |
| 5DT‑XWS | 5" | Extended Wall Support | — | 9.3 lb |
| 5DT‑XWS‑SS | 5" | Extended Wall Support | Stainless steel | 9.5 lb |
| 6DT‑RES | 6" | Adjustable Re-Support | — | 7.6 lb |
| 6DT‑AWS‑SS | 6" | Adjustable Wall Support | Stainless steel | 2.7 lb |
| 6DT‑XWS | 6" | Extended Wall Support | — | 9.6 lb |
| 6DT‑XWS‑SS | 6" | Extended Wall Support | Stainless steel | 9.6 lb |
Documents
Details
| System | DuraTech |
|---|---|
| Listing | c-UL-us listed to UL 103 HT |
| Clearance to combustibles | 2" to combustibles |
| Finishes | Stainless steel |
| 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.
What clearance does it need?
2" to combustibles, per DuraVent's listing. Never fill the clearance space with insulation.
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 the documents above: supports, firestops, enclosures and chimney height are set by DuraVent's instructions, and the installer follows them.
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.
- Choosing a selection results in a full page refresh.