At a glance
- Type: Wall strap, part of the DuraTech chimney system
- Diameters: 5", 6", 7" and 8"
- Finishes: Galvalume and Stainless steel
- Listing: c-UL-us listed to UL 103 HT
- Clearance: 2" to combustibles
- Made by: DuraVent
Description
Steadies the chimney against the wall above its support. 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‑WS | 5" | Adjustable Wall Strap | Galvalume | 1.8 lb |
| 5DT‑WSSS | 5" | Adjustable Wall Strap | Stainless steel | 1.2 lb |
| 5DT‑AWSX | 5" | Extended Adjustable Wall Strap | — | 1.8 lb |
| 5DT‑AWSX‑SS | 5" | Extended Adjustable Wall Strap | Stainless steel | 1.8 lb |
| 6DT‑WS | 6" | Adjustable Wall Strap | Galvalume | 3.0 lb |
| 6DT‑WSSS | 6" | Adjustable Wall Strap | Stainless steel | 1.2 lb |
| 6DT‑AWSX | 6" | Extended Adjustable Wall Strap | — | 2.2 lb |
| 6DT‑AWSX‑SS | 6" | Extended Adjustable Wall Strap | Stainless steel | 2.2 lb |
| 6DT‑AWS | 6" | Adjustable Wall Strap | — | 2.2 lb |
| 7DT‑WS | 7" | Adjustable Wall Strap | Galvalume | 1.9 lb |
| 7DT‑WSSS | 7" | Adjustable Wall Strap | Stainless steel | 1.8 lb |
| 8DT‑WS | 8" | Adjustable Wall Strap | Galvalume | 2.2 lb |
| 8DT‑WSSS | 8" | Adjustable Wall Strap | Stainless steel | 2.2 lb |
Documents
Details
| System | DuraTech |
|---|---|
| Listing | c-UL-us listed to UL 103 HT |
| Clearance to combustibles | 2" to combustibles |
| Finishes | Galvalume and 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.