The Majestic DuraPlus 6" Firestop Radiation Shield is a premium triple-wall chimney system component designed to enhance fire safety in wood stove chimney installations and other all-fuel venting systems. Engineered with advanced ceramic blanket insulation and an air-space design, this firestop radiation shield helps keep exterior surfaces cool while maintaining a strong internal draft for improved stove efficiency. The securely held insulation minimizes hot spots and provides superior protection for both the chimney and surrounding combustible materials, making it an essential component of a safe residential chimney venting system.

Built for continuous operation at flue gas temperatures up to 1000°F, the Majestic DuraPlus firestop radiation shield meets stringent UL 103HT chimney standards, including one hour at 1400°F and three 2100°F chimney fire tests. This durable chimney firestop component delivers long-lasting, code-compliant protection and dependable performance for all-fuel chimney systems.

Features

• Essential Chimney Firestop Component: Designed for 6-inch DuraPlus triple-wall chimney systems, this firestop radiation shield provides added fire protection for wood stove chimney installations and all-fuel venting systems.
• Ideal for Ceiling & Floor Penetrations: Specifically engineered for ceiling and floor penetrations where a ceiling support box is not used, helping maintain safe clearances in chimney pipe installations.
• No Roof Installation Required: Not required when the chimney passes through the roof, making it an ideal solution for interior floor and ceiling transitions in residential chimney venting systems.
• Adjustable Framing Coverage: Fits securely on the underside of the ceiling and adjusts to fully cover framing, creating a clean, professional finish while enhancing fire safety.
• Maintains Code-Compliant Clearances: Helps preserve the required clearance to combustible materials for safe and reliable triple-wall chimney system performance.
• UL 103HT Listed: Certified to UL 103HT (MH7399) standards, ensuring dependable fire protection, high-temperature durability, and code-compliant installation.

Specification