The Apeks XL4+ Regulator - Yoke  is well suited for experience divers swimming in colder climates, looking for a regulator that is more technical. It is compact, lightweight and reduces jaw fatigue during longer dives. Apek's innovative design of an over-moulded endcap is in conjunction with the environmental diaphragm that prevents ice build up. The XL4+ is an excellent high performance option for divers who are serious about maximising functionality and minimising weight.

Apeks XL4+ Regulator - Yoke Features:

- FIRST STAGE -

• Innovative over-moulded first-stage endcap and environmental diaphragm helps prevent ice build-up that can cause first stage free flow in extreme circumstances. Also protects the first stage from impact damage
• Large surface area heat exchanger diaphragm clamp helps increase gas temperature in the 1st stage improving cold water performance. 
• Unique over-balanced diaphragm design
• Compact machined 1st stage

- SECOND STAGE -

• Compact and lightweight 2nd stage improves comfort and reduces jaw fatigue on longer dives
• High-performance, pneumatically-balanced, lever-operated poppet valve
• Large, over-moulded, self-flushing and controllable purge button
• Ergonomic Venturi lever is easy to locate and to use
• Flexible nylon braided hose has better cold water performance than traditional rubber
• Standard metallic hose connection for interchangeability
• Comfo-bite™ mouthpiece has unique bridge that fits across the upper palate and does not require bite pressure to stay in place
• Re-useable mouthpiece clip makes changing mouthpieces in the field easy
• Durable and flexible rubber exhaust tee provides excellent bubble diversion