Commercial lead lined doors are specialized steel or wood doors embedded with pure lead sheets (typically 1/32" to 3/8" thick) for radiation shielding in medical imaging rooms, X-ray facilities, labs, and nuclear applications. They extend prior commercial door series (egress, acoustic, duct) with radiation protection per NCRP 147 standards, using continuous unpierced lead matching par... https://ahlada.com/products/lead-lined-radiation-doors-commercial-steel-door/