Description
When it comes to your home's safety and warmth, there's no room for compromise. Introducing the DuraVent DuraPlus Attic Insulation Shield, your steadfast guardian against potential chimney hazards. This product has been engineered to meet not just industry standards, but the highest expectations of homeowners like you.
Inside this unassuming collar and base assembly lies a world of innovation. DuraPlus is more than just a shield; it's a guardian of your family's well-being. With a triple-wall construction that includes refractory blanket insulation and a ventilated air space, this shield keeps your chimney cool on the outside while delivering a hot draft on the inside. The result? Enhanced stove efficiency and a fire-safe design that safeguards both your chimney and your cherished home.
But what truly sets DuraPlus apart is its ability to withstand the harshest conditions. Tested to endure continuous operation at 1000°F flue gas temperatures, it goes above and beyond with UL standard compliance. With a track record of enduring an hour at 1400°F and not one, but three ten-minute chimney fire tests at 2100°F, you can rest assured that DuraPlus is built to perform when it matters most.
Benefits:
- Ultimate Chimney Protection: Prevent insulation and debris from accumulating near your chimney, ensuring it remains free from potential hazards.
- Effortless Installation: Designed to fit seamlessly over Firestop Radiation Shield or a support box, making installation a breeze.
- Durable Construction: Crafted from .016" 430 stainless steel outer wall, .016" 430 stainless steel inner liner, .018" galvanized steel outer wall, and .018" aluminized steel intermediate liner for long-lasting reliability.
- Enhanced Insulation: The insulated layers and ventilated air space maintain temperature control and safeguard against hot spots.
- Secure Connection: The precision twist-lock connection ensures a snug and secure fit.
- Versatile Sizing: Available in 6", 7", and 8" sizes to accommodate various chimney configurations.
- Peace of Mind: Backed by a limited-lifetime warranty, providing you with confidence in your investment.
Features:
- Required for installations that pass through an attic to prevent insulation and debris from accumulating near the chimney.
- Fits over Firestop Radiation Shield or a support box.
- Consists of two parts: a collar and a base.
Materials and Construction:
- .016” 430 stainless steel outer wall
- .016” 430 stainless steel inner liner.
- .018” galvanized steel outer wall.
- .018” aluminized steel intermediate liner.
- Insulated layers plus ventilated air space.
- Locks tightly with a precision twist-lock connection.
Specifications:
| Model | 6DP-IS | ||
| Size | 6" | 7" | 8" |
| Dimensions | 10" (A) x 14.25" (B) x 20" © | 11" (A) x 14.25" (B) x 20" © | 12" (A) x 14.25" (B) x 20" © |
| Clearances | 2" clearance to combustible. | ||
| Listings | UL Listed to UL 103HT (MH7399). | ||
| Warranty | Limited-lifetime warranty | ||
Downloads:
About the Manufacturer:

Consistently the first to market with new innovations in venting systems, DuraVent has captured a leadership position in emerging markets. DuraVent has patents for several products and continues to design safe and technologically advanced venting.The company’s research into solving problems with corrosion, when biofuels such as corn are used, led to the break-through patent for PelletVent Pro.

