Our Blog
Safe Shot Ballistic doors give you an edge when seconds count!
America continues to lead the world in gun violence, and there seems to be no end in sight! No community is ever truly safe from a highly motivated attacker armed with an assault rifle, but an armed gunman is no match for organizations that take the proper precautions! National Custom Hollow Metal is proud to offer custom-built Safe Shot Level 3 Ballistic Doors and Frames that are strong enough to stop a .44 magnum round, and we can give you a free, no-obligation quote in two hours or less!
Three great reasons why DefendDoor is our top-selling product
National Custom Hollow Metal has been manufacturing custom-built stainless steel doors and frames for over 50 years, and we offer industry-leading turnaround time on all of our products. We can give you a quote in two hours or less, and we’ll ensure that your doors and frames are shipped on schedule. Our products include lead-lined doors, Sound Transmission Control (STC) doors, and even ballistic doors that are capable of stopping a .44 Magnum round! DefendDoor stainless steel doors and frames have been our top-selling product since day one, and we stand behind your order with a one-year warranty!
Interested in reducing your energy consumption? Call us for a same-day quote on Kerf frames!
As we begin the winter season, businesses are always looking for ways to “tighten their belts” without sacrificing the comfort of their workers and customers. That’s often easier said than done, but weatherstripping is a time-honored and economical way to significantly lower your energy bills. Our team at National Custom Hollow Metal has been manufacturing premium quality stainless steel doors and frames for five decades and counting, and we’re ready to give you a quote for custom-built two-part kerf frames in two hours or less!
We’re ready to give you a same-day quote on TrustShield Lead-Lined Doors and Frames!
There’s nothing more important than our health and well-being, and today’s doctors use state-of-the-art diagnostic equipment to ensure the best possible clinical outcomes for their patients. Healthcare providers know that their facilities need to be outfitted with the latest and greatest equipment, including X-rays, CT Scans, and MRIs, and they need to take the necessary precautions to protect the people operating the equipment from harmful radiation. Our team at National Custom Hollow Metal has been constructing custom-built stainless steel doors and frames for over five decades, and we’re always a phone call away when you’d like an estimate for TrustShield lead-lined doors and frames!
