3M™ Versaflo™™ BT 20L Breathing Tube, Medium/LargeBlack Vinyl. Lightweight and easy to wipe down. 3M™ Versaflo™ TR-300+ Powered Air Turbo (EN12941:1998 +A2:2008)
The 3M™ Versaflo™ BT-20L Breathing Tube connects any Versaflo Headtop to any Versaflo air source. Size: Medium/Large.
Some non Versaflo PAPR and Supplied Air Valve configurations require adapters to work with the BT 20L Breathing Tube. Please consult your 3M™ Product Matrix for details.