Tyco Electronics' Biplex plugs seal 1 or 2 cables in a (nominal) 50mm O.D. (with 4.6mm wall) duct.

• All plastic construction-corrosion proof
• Water tight
• Simple to install
• Removable and reusable
• Chemically resistant
• No special tools required on installation
• Protects cable from sharp corners at the duct entry