AIR FILL RATES We fill Scuba, SCBA and Paintball Tanks Scuba Cylinders to 3500 psi: $5 SCBA Cylinders to 3000 psi: $5 Paintball Cylinders to 4500 psi:$5 Proof of Certification Required for all SCUBA Fills (Current Visual & Hydro Required on ALL Tanks) NITROX - OXYGEN   TANK SIZE Up to 40% 41% - 60% 61% - 80% 81% - 100% Up to 40 Cu. Ft. $10.00 $13.00 $15.00 $19.00 41 to 80 Cu. Ft. $15.00 $20.00 $25.00 $30.00 81 to 100 Cu. Ft $17.00 $24.00 $30.00 $37.00 101 to 120 Cu. Ft $20.00 $28.00 $32.00 $42.00 Proof of Certification Required for all NITROX Fills (Current "Oxygen Clean" Visual & Hydro Required on ALL Tanks) There is a $10 Per Tank Minimum Service Charge ($20 on Doubles) on ALL Nitrox & Trimix Fills TRIMIX Helium $1.20 per Cubic Foot Oxygen $.40 per Cubic Foot Argon $1.00 per Cubic Foot O2 Clean Air $.10 per Cubic Foot Proof of Certification Required for all TRIMIX Fills (Current "Oxygen Clean" Visual & Hydro Required on ALL Tanks) There is a $10 Per Fill Minimum Service Charge on ALL Nitrox & Trimix Fills