Use of a CGA540 valve permits use and refill with welding grade oxygen. Use of medical grade oxygen is by prescription only.
Bottle top will often be painted red by oxygen supplier to indicate its filled with welding grade oxygen.
Appropriate size oxygen bottles and associated specificatio ns Size classification Capacity Diameter (inches) Length including valve (inches) Number of 8 hour fishing days for full bottle MD or D 15 ft 3 4.4 20 20 M9 or C 9 ft 3 4.4 14.2 12
Securely mount bottle protecting it and the regulator from impact and excessive vibration.
Consider different bottles sizes when choosing mounting location.
Its preferable to route oxygen hose on port side of boat away from wiring and cables located on starboard side.
Do not locate bottle in boat bilge or in compartments containing oil, gas, or batteries.
Remove oxygen bottle from boat when not planning to use.
9 ft 3 bottle mounted with fire extinguisher bracket in compartment under seat 15 ft 3 bottle mounted with fire extinguisher bracket under console 5 lb. fire extinguisher bracket and large hose clamps 9 ft 3 bottle mounted in wood box in compartment under seat
Component, Cost, and Supplier list Costs do not include shipping or tax, prices are subject to change. Equivalent items are available from other vendors. 1 This model diffuser is available only while supplies last because of manufacturer discontinuation. Item Part Number Cost($) Supplier Aluminum Oxygen Bottle 9 ft 3 capacity (M9) with standard CGA540 valve T540M9 61.95 Cramer Decker Medical OR cramerdeckermedical.com 15 ft 3 capacity (MD) with standard CGA540 valve Y540MD 69.95 (877) 222-0200 Oxygen Regulator (Model 4700) Premier Industries CGA540 inlet, 1/4" barb outlet, flow set at 0.1 LPM 50-11530-01 65.00 nationaltorch.com (763) 786-4020 Oxygen Fill AirGas Welding grade oxygen 11.00 or Other Local Supplier Bottle Mounting Bracket Hallmann Sales Larsens 5lb fire extinguisher bracket 821 14.99 hallmann-sales.com (866) 966-9596 Diffusers, Fittings, Tubing, and Clamps 2- oxygen diffusers AS101 102.90 Aquatic Eco-Systems OR aquaticeco.com DYFP6N 1 76.00 (877) 347-4788 5 ft. ¼” ID black vinyl tubing BTV40 2.25 15-20 ft. ¼” ID reinforced clear vinyl tubing TVR40 12.60 1 - ¼” tee (barb) connector 62064 .65 2- 4” hose clamps for fire ext. bracket SSI 4.10 10 - ¼” stainless steel hose clamps SSAA 9.40 2 - ¼” barb X ¼” MIP hose barb adapters A-192 4.64 Home Depot 2 - ¼” barb X ¼” FIP hose barb adapters A-197 4.36 Total (DYFP6N diffusers and 15 ft 3 bottle) 274.94