The Apeks XL4+ is similar to Apex XL4 regulator except that it comes standard with second high pressure port. The extra high pressure port gives the option of an additional accessory, e.g. a transmitter
The Apeks XL4+ is especially well-suited for the technical exploration diver who prefers cold water climates. Compact and lightweight, it helps reduce jaw fatigue during long, cold dives. Designed with an innovative, over-moulded endcap in conjunction with the environmental diaphragm that helps prevent ice build-up. The XL4 makes an ideal stage regulator and is also an excellent high-performance option for the technical exploration diver who is serious about maximizing functionality and
First Stage
Breakthrough, innovative over-moulded first-stage endcap and environmental
diaphragm help prevent ice build-up that can cause first stage free flow in extreme circumstances. Also protects the first stage from impact damage