Koh Dustless Bag System The Koh Dustless Bag System is one of our patent pending pending photography products designed to prevent sensor dust. Details>>
HEPA Air Purifier The Koh Personal HEPA Air Purifier is the first personal air purifier designed to use conventional OSHA and NIOSH approved filters that are readily available and economical. Details>>
Koh HEPA Jet Air
Developed by a biomedical engineer and chemist, this is the ultimate bulb blower that ensures you blow only pure air into your sensitive equipment. Details>>
