Superior 6SPS18-2 18" 2-Pack Stainless Steel Chimney Pipe

The Superior 6SPS18-2 18" 2-Pack Stainless Steel Chimney Pipe is built to provide superior durability, safety, and venting efficiency for residential wood-burning chimney systems. Designed with a 6-inch diameter, each pipe features a 430 stainless steel inner flue and outer casing, continuous laser-welded construction, and 1-1/2" ceramic fiber blanket insulation for exceptional heat management and long-term performance. The Snap-Lock tab connection design enables fast, secure installation without compromising system integrity.

Listed to UL 103HT and ULC-S629 standards, the 6SPS18-2 is rated for 2100°F intermittent use and 1000°F continuous operation, making it ideal for high-temperature wood-burning applications. With a required 2-inch clearance to combustibles and the backing of a limited lifetime warranty, this chimney pipe delivers dependable performance, safety, and lasting value.

Included

• 18" SS Chimney Length (2pk)

Features

•  6” diameter chimney system components and accessories
• Snap-Lock tab connection design for easy and secure connections
• UL 103HT / ULC-S629 listed—2100° intermittent, 1000° continuous use
• 430 stainless steel inner flue and outer casing
• Continuous laser welded flue and casing
• 1-1/2” ceramic fiber blanketed insulation
• 2” clearance to combustibles
• Limited lifetime warranty

Note: Pipe overlaps 1-1/2” when joined together, therefore assembled length is 1-1/2” less than listed length.

Specifications

About The Manufacturer

Superior Fireplaces is dedicated to delivering best-in-class hearth products backed by exceptional customer service. Known for industry-leading quality, warmth, and innovative design, Superior offers a comprehensive selection of fireplaces, inserts, freestanding stoves, gas log sets, and chimneys to suit every style and budget. Their product lineup includes wood, gas, and electric solutions, along with a wide range of accessories designed to enhance comfort, performance, and style.