leading thermal sleeve and flexible duct manufacturer

Clevaflex is a leading manufacturer of thermal sleeves and flexible ducts for the Automotive and HVAC industries. Our corrugated and convoluted tubing allows for superior conformability without sacrificing thermal protection or airflow.

Thermal Sleeves – Specifically designed to provide superior heat shield and thermal protection, Clevaflex Thermal Sleeves are manufactured using highly reflective aluminum or stainless steel that is capable of withstanding up to 1,370 degrees Celsius.

Flexible Ducts – Clevaflex flexible ducts are manufactured to bend around obstructions and correct unavoidable misalignments between ductwork and equipment, and are compatible with the requirements of all HVAC duct systems.

Thermal Sleeve and Flexible Duct Applications

Clevaflex products are used for a number of applications throughout the Automotive and HVAC industries, including:

Heat Shield and Thermal Protection

Prevent excessive radiant heat and protect components from damaging high-temperature exposure with Clevaflex’s complete line of thermal sleeves and exhaust shields.

Improved Airflow

Improve airflow for your HVAC, fume control and dust removal systems with Clevaflex’s high-quality flexible ducts, which are designed to bend around obstructions and correct unavoidable misalignments.

High Temperature, Corrosive Airflow

For those applications that require the flow of high temperature, corrosive air, Clevaflex designed a full line of flexible ducts and thermal sleeves built to withstand and handle hot fumes, corrosive exhaust and high velocity air streams.

Sound Dampening

Dampen or eliminate unwanted HVAC duct noise with Clevaflex’s Acoustical Flexible Ducts, High Velocity Attenuators and Inline Duct Silencers, which provide superior sound attenuation capabilities for all types of HVAC and home theater systems.

Energy Management

Clevaflex also manufacturers easy-to-install impact tubes to ensure your automotive headliners, side rails, A/B/C pillars, knee bolsters and door panels offer excellent impact-energy absorption.

Quality Product Guarantee

We’ve made our name on manufacturing quality products, and strive every day to live up to our long-standing commitment to exceeding customer expectations for quality flexible ducts, thermal sleeves, exhaust shields and impact tubing. Clevaflex is a Tier II automotive supplier and holds a ISO/TS 16949:2009 quality certification, as well as many customer-specific quality programs.