SDI - Night and Limited Visibility Diving Options:E-Learning Only Using a Bourdon tube

Using a Bourdon tube

Dual use scrubber canister design can be used with Micropore ExtendAir SR-081C cartridges or packed with 5lbs of 812 mesh loose granular CO2 absorbent

If you frequently switch between double tank and single tank rigs

From a beginner’s first open water class to the most advanced technical dives

60 in (152

SDI - Night and Limited Visibility Diving Options:E-Learning Only Using a Bourdon tubeSDI Night Limited Visibility Diver Many divers find that night diving is their favorite type of diving. As with all specialty diving applications, procedures are different than those associated with open water diving. The purpose of this course is to acquaint the open water diver with the procedures, techniques, and potential hazards associated with diving at night, or in limited visibility. Becoming familiar with the use of dive lights, and night