The Midtherm HTS Standard Cowl with Mesh in Black provides a protective and efficient termination for twin-wall flue systems. Designed to safeguard the flue opening from rain ingress and external debris, it supports consistent draft performance and long-term reliability. Its integrated mesh prevents birds and leaves from entering the chimney, ensuring safe operation across a wide range of heating appliances.
Manufactured from high-grade stainless steel with a 0.5mm 316 2B inner and 0.5mm 304 BA outer, the cowl combines durability with a clean, modern appearance. It is engineered to withstand temperatures up to 450°C and carries a 4-hour fire rating, making it suitable for demanding environments. The push-fit socket and spigot joint, secured with a locking band, ensures a firm and straightforward installation.
As part of the Midtherm HTS Twin Wall system, the cowl features precision laser-welded seams and machine-formed joints for a reliable, airtight finish. Certified under ISO 9001, CE-approved, and supported by HETAS registration, it guarantees compliance with modern safety standards. When installed and maintained correctly, it is covered by a 20-year warranty for long-term assurance.
Features and Benefits
- Integrated mesh for rain and bird protection
- 316 stainless steel inner and 304 stainless steel outer construction
- High-temperature resistance up to 450°C
- Locking band installation for secure fitting
- Suitable for wood, multifuel, gas, oil, biomass, and pellet systems
- Precision-welded seams for dependable performance
- CE-certified and HETAS-approved
- 20-year warranty with registered installation






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