3M V-199 Adapter

The 3M™ Adapter, V-199 is designed to adapt the 3M™ Versaflo™ Air Regulating Valve Assembly, V-100, 3M™ Versaflo™ Air Regulating Valve Assembly, V-200, 3M™ Versaflo™ Air Regulating Valve Assembly, V-300 and 3M™ Versaflo™ Air Regulating Valve Assembly, V-400 to accommodate the 3M™ Versaflo™ Neoprene Breathing Tube, BT-40, 3M™ Versaflo™ Length Adjusting Breathing Tube, BT-30, 3M™ Versaflo™ Length Adjusting Breathing Tube, BT-20L, and 3M™ Versaflo™ Length Adjusting Breathing Tube, BT-20S.