Enhanced seal total face mask for respiratory therapy comprising a shaped casing (12) covering at least the mouth, nose and eyes of a patient (11) and always, along a perimeter (13) that is suitable for contacting the patient's face with a sealing gasket (14), said shaped casing (12) being provided with at least one inlet fitting (15) for the entry of the mixture of air and oxygen from an apparatus for ventilation, said improved seal mask also comprises a neck piece (20) provided with a plurality of tips (21), each fixedly or removably attached to a corresponding attachment point (17), said plurality of attachment points clamping (17) is distributed over the perimeter (13) of said shaped casing (12), characterized in that said shaped casing (12) comprises five fixing points (17 ', 17 ", 17' '') for said piece for the neck (20), where two fastening points upper ions (17 ') are arranged at eye level, symmetrically with respect to a sagittal plane, two lower attachment points (17 ") are arranged at chin level, symmetrically with respect to a sagittal plane, and a fifth attachment point (17 '' ') is centrally arranged along an upper edge (18) of the mask suitable to rest on the forehead, namely, in the sagittal plane and where said neck piece ( 20) comprises two opposite upper tips (21 ') suitable for passing over the ears, two opposite lower tips (21' ') suitable for passing under the ears, and a central tip (21' ') suitable for placing on the head in the sagittal plane, said central point (21 '' ') having an adjustable length at both ends (25 and 26), namely, at the front end (25) and at the rear end (24).Mascarilla facial total de sello mejorado para la terapia respiratoria que comprende una carcasa conformada (12) que cubre al menos la boca, nariz y ojos de un paciente (11) y siempre, a lo largo de un perímetro (13) que es adecuado para ponerse en contacto contra la cara del paciente, con una junta de estanqueidad (14), estando provista dicha carcasa conformada (12)
