Pre-Insulated Flexible Chimney Liner Only
Pre-Insulated Flexible Chimney Liner Only
SKU:OL5S315PI
Ships within 5-7 business days
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Chimney Cricket Pre-Insulated Stainless Steel Chimney Liner
Applications:
- Wood-burning appliances
- Pellet stoves
- Gas fireplaces and inserts
- Oil furnaces
- Coal stoves
Product Features:
- Premium Materials: Constructed with high-quality 316Ti stainless steel for durability and corrosion resistance.
- Superior Insulation: 1/2" thick Alkaline Earth Silicate (AES) insulation provides excellent thermal performance, reducing heat loss and preventing creosote buildup.
- Easy Installation: Pre-insulated design simplifies the installation process, saving you time and effort.
- Safety and Compliance: UL Listed 1777 and backed by a lifetime transferable warranty.
- Carcinogen-Free: Our insulation is safe and environmentally friendly.
- Creosote Reduction: Minimizes creosote formation, promoting a cleaner and safer chimney.
- Made in the USA: Supporting American manufacturing and quality.
Important Note:
- Sizing: Add 1.25" to the liner size for the outside diameter (e.g., a 6" liner has a 7.25" outer diameter).
- Weight: Approximately 2-3 lbs./ft.
Need a Flexible Liner Kit? We offer a variety of flexible liner kits to suit your specific needs.
Measuring and Installation:
Accurate measurement is crucial for a proper fit. Measure the inside diameter of your chimney flue and add 1.25" to determine the correct liner size.
Shipping Information:
- Lead time: 2-5 business days
- Shipping rates vary based on size and destination. Please check our website for specific rates.
Choose Chimney Cricket for:
- High-quality products
- Exceptional customer service
- Unmatched value

At Chimney Cricket,
We believe in providing top-quality hearth and chimney products that combine durability, efficiency, and style.
The Chimney Cricket Difference
Whether youβre upgrading your fireplace, maintaining your chimney, or enhancing your outdoor grill setup, we offer industry-leading solutions trusted by professionals and homeowners alike.

Commitment to Quality
Our commitment to quality ensures that every product meets the highest standards of craftsmanship and performance.
π Why Choose Chimney Cricket?
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Superior Craftsmanship
Our products are made from high-quality materials like stainless steel, cast iron, and heavy-duty alloys for long-lasting durability.
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Expertly Designed
Engineered for maximum efficiency, our fireplace grates, dampers, and caps help improve heat output, airflow, and safety.
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Trusted by Professionals
Chimney technicians, masons, and DIY enthusiasts rely on our products for top-tier performance.
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Unmatched Variety
From chimney caps to BBQ accessories, we offer a wide selection of products to suit every need.
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Fast & Reliable Shipping
Get your products quickly with our streamlined fulfillment process.



FAQ
Frequently Asked Questions
Q: How do I choose the right chimney cap size?
A: Measure the outside dimensions of your flue and select a cap that fits securely. Our product descriptions include detailed sizing charts for easy selection.
Q: Are your fireplace grates compatible with all fireplaces?
A: We offer a variety of sizes and materials to fit masonry and prefab fireplaces. Check our product specs for details.
Q: Do you offer installation guides?
A: Yes! Many of our products come with step-by-step instructions, and we provide expert tips in our blog to help with installation and maintenance.
Shop with Confidence π‘
At Chimney Cricket, we stand behind every product we sell. With fast shipping, top-rated customer support, and premium quality products, you can trust us to enhance your homeβs warmth and efficiency. Explore our selection today and experience the Chimney Cricket difference!