Description
Elevate your chimney's performance with the Selkirk UltimateONE 6" to 8" Cleanout Tee Cap. Designed as a replacement cap for the Cleanout Tee, this product boasts the advanced engineering of UltimateONE's inner liner and outer casing, both forged from welded 304 stainless steel. What sets it apart is the innovative web coupler design with 1" of Superwool insulation, creating an unbroken shield against the elements.
UltimateONE is not just a cap; it's a commitment to strength and longevity. Engineered to allow pipe expansion and eliminate cold air infiltration, this cap ensures a continuous column of protection. The latch-type locking band ensures no-tool installations that are not only quick but also solid and secure every time. Say goodbye to compromises in durability; the Selkirk UltimateONE is the epitome of resilience.
Benefits:
- Superior Strength and Corrosion Resistance
- Web Coupler Design for Unmatched Protection
- Pipe Expansion Compatibility
- No Cold Air Infiltration
- Quick and Tool-Free Installation
- Secure and Solid Locking Mechanism
- Durability Across All Residential Fuels
Features:
- 304 Stainless Steel Inner Liner
- All-Welded Construction for Robustness
- 1" Solid Pack Superwool Insulation
- Adjustable Lengths for Easy Installation
- Compatibility with Multiple Support Kits
- Smart Choice Warranty on all Components
Specifications:
- Diameter: 6" to 8"
- Inner Liner: 304 Stainless Steel (316 Stainless Inner Liner available for 6" size)
- Outer Wall: 304 Stainless Steel
- Insulation: 1" Solid Pack Superwool
- Fuel Compatibility: All Residential Fuels
- Warranty: Smart Choice Warranty on all Components
|
Product Code |
Part No | Size |
| 6U1-STC | 0850606 | 6-Inch |
| 7U1-STC | 0850607 | 7-Inch |
| 8U1-STC | 0850608 | 8-Inch |
Warranty: Lifetime Limited Warranty
Refer to the Smart Choice Warranty for full warranty details.
Downloads:
- Download Product Catalog
- Download Installation Instructions
- Download Smart Choice Warranty Information
- Download Product 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.

