Among the industry’s leading custom lead lined door manufacturers, National Custom Hollow Metal Doors and Frames (NCHM) for over four decades has exceeded product quality and customer expectations.
We offer our TrustShield lead lined doors and frames in galvanneal and stainless steel construction to meet the needs of any project requiring radiation shielding. Just one aspect of quality control is our relationship with professional groups like Hollow Metal Manufacturers Association (HMMA).