Apeks Regulators Servicing / Apeks Regulator Servicing Book an Appointment Apeks First Stage Regulators Apeks MTX-R 1st Stage Regulator Apeks Tek3 1st Stage Regulator Apeks Black Sapphire 1st Stage Regulator Apeks XTX Tungsten 1st Stage Regulator Apeks FSR 1st Stage Regulator Apeks FST 1st Stage Regulator Apeks DST 1st Stage Regulator Apeks DS4 1st Stage Regulator Apeks DS1 1st Stage Regulator Apeks UST 1st Stage Regulator Apeks US4 1st Stage Regulator Apeks US1 1st Stage Regulator Apeks Flight 1st Stage Regulator Apeks Second Stage Regulators Apeks MTX-R 2nd Stage Regulator Apeks Black Sapphire 2nd Stage Regulator Apeks XTX Tungsten 2nd Stage Regulator Apeks XTX200 2nd Stage Regulator Apeks XTX100 2nd Stage Regulator Apeks XTX50 2nd Stage Regulator Apeks XTX40 2nd Stage Regulator Apeks XTX20 2nd Stage Regulator Apeks Flight 2nd Stage Regulator Apeks ATX 2nd Stage Regulator Apeks Second Stage Octopus Regulators Apeks MTX-R 2nd Stage Octopus Regulator Apeks XTX50 2nd Stage Octopus Regulator Apeks XTX40 2nd Stage Octopus Regulator Apeks XTX20 2nd Stage Octopus Regulator Apeks Flight 2nd Stage Octopus Regulator Apeks ATX40 2nd Stage Octopus Regulator Apeks AT 2nd Stage Octopus Regulator Apeks Egress 2nd Stage Octopus Regulator Apeks Second Stage Nitrox Regulators Apeks XTX200 2nd Stage Nitrox Regulator Apeks XTX100 2nd Stage Nitrox Regulator Apeks XTX50 2nd Stage Nitrox Regulator Apeks XTX40 2nd Stage Nitrox Regulator