Reply To: Red or near-infrared bulbs for Sauna Unit? Home › Forums › Red Light Therapy › Red or near-infrared bulbs for Sauna Unit? › Reply To: Red or near-infrared bulbs for Sauna Unit? November 9, 2020 at 6:33 pm #1429 ReyLightParticipant I’m also considering on getting a DIY sauna inside my house. Thanks @marjorie1969 for this info.