The 12 Inch Single Ply Round Chimney Liner Kit is a flexible stainless steel chimney liner designed to improve chimney safety, performance, and draft efficiency. Made from high-quality 316 stainless steel, this liner kit is ideal for relining masonry chimneys and protecting against corrosion, moisture, and flue gas leaks.
This 12 inch chimney liner kit is designed for large fireplaces, boilers, furnaces, and high-capacity residential or commercial heating systems. It is built for applications that require maximum airflow and proper venting performance in oversized flue systems. Its lightweight single-ply construction provides excellent flexibility for easier installation while maintaining long-term durability and strength.
Key Features: 12" inner diameter, 12.25" outer diameter, single-ply construction, .006" wall thickness, 316 stainless steel, UL 1777 listed, made in the USA, flexible design, and lifetime warranty.
Product Specifications
Product type:
Single ply round chimney liner kit
Inner diameter:
12"
Outer diameter:
12.25"
Material:
316 stainless steel
Wall thickness:
.006"
Certification:
UL 1777 listed
Key Benefits
Application
Ideal for large fireplaces, boilers, and high-BTU systems
Performance
Supports maximum airflow in large flue systems
Flexibility
7-ply seams with 10 corrugations for easier installation
Durability
Resistant to corrosion and chimney acids
Safety
Helps contain flue gases and carbon monoxide
Warranty
Lifetime warranty (transferable)
This 12 inch chimney liner kit can be customized with different top plates, chimney caps, snouts, and other components to match your installation needs.
