Enhance your chimney’s performance and aesthetic appeal with Selkirk’s UltimateONE 6″ to 8″ Cathedral Support Extension. Designed for steeper pitch applications, this extension seamlessly attaches to your Ceiling/Cathedral Support, opening up a world of possibilities for superior chimney function and captivating design.

Crafted with precision and attention to detail, the decorative matte black finish adds a touch of sophistication to your chimney system. The included Hardware Pack ensures compatibility with both Square and Round configurations, offering flexibility and convenience in every installation.

Elevate your home’s ambiance while enjoying the assurance of Selkirk’s quality and durability. The UltimateONE 6″ to 8″ Cathedral Support Extension is more than a functional addition; it’s a statement of excellence in chimney design.

Benefits:

• Achieve steeper pitch applications effortlessly.
• Enhance your chimney’s aesthetic with a decorative matte black finish.
• Versatile compatibility with both Square and Round configurations.
• Quick and secure installation with the included Hardware Pack.
• Durable 304 stainless steel construction for superior strength.
• Superwool insulation ensures continuous protection.
• Smart Choice Warranty for peace of mind.

Features:

• All-welded 304 stainless steel inner liner and outer casing.
• Web coupler design with 1″ Superwool insulation for continuous protection.
• Allows for pipe expansion and eliminates cold air infiltration.
• Latch-type locking band for tool-free, quick, solid, and secure installations.
• Adjustable lengths for ease of installation.
• Compatible with multiple support kits.
• Smart Choice Warranty on all components.

Specifications:

• Diameter: 6″ to 8″
• Inner Liner: 304 Stainless Steel (316 Stainless available for some products)
• Outer Wall: 304 Stainless Steel
• Insulation: 1″ Solid Pack Superwool
• Fuel Compatibility: All residential fuels
• Warranty: Smart Choice Warranty on all components

Warranty:Lifetime LimitedWarranty

Refer to the Smart Choice Warranty for full warranty details.

Downloads:

• Download Product Catalog
• Download Installation Instructions
• Download Smart Choice Warranty Information
• DownloadProduct List (Ultimate One Chimney)

About The Manufacturer:

Selkirk products set themselves apart from the competition with their proven quality, safety, ease of installation, and lasting performance. Selkirk is one of the most trusted brands in the industry because we stand behind everything we do. From assisting with product selection, providing education and installation assistance, to our industry-leading warranties, we ensure your success every step of the way.