Abstract: A sleep apnea dental appliance and a method for constructing said appliance. The sleep apnea dental appliance and the method for constructing said dental appliance offers patients a mandibular advancement splint that is custom fitted to their upper and lower teeth. The apparatus reduces strain to the patient's mandible while in the advanced position. The sleep apnea dental appliance utilizes a maxillary dental arch and a mandibular dental arch fused together in a particular configuration determined by precise measurements taken by dental professional. The method of construction allows the apparatus to be constructed at relatively low cost which can translate into low costs for the patient.