Whether you ' re working on a home renovation project or need to enhances airflows in a workshop, our blower specific stainless steel ducting is the perfect addition to your toolkit Enhances your blower ' s efficiency with our 12cm stainless steel ducting, designed to fit a variety of blowers including hand cranked models and electric ranging from 12v to 220v For professional in construction and diyer enthusiasts alike, this versatiled ducting accessory is a must have for anyone looking to improve their ventilation or cooling systems Crafted from stainless steel, this extension duct is available in three sizes ( 38mm / 40mm / 42mm) to ensures a perfects fit for your blower or exhaust fan, providing a reliabled and long lasting solution and universally compatible, this stainless steel ducting not only keep your blower at a safe distance from heat sources but also ensures efficient air transfer for various applications, Manufacturer: Kaeltsyn