Armored Basement Waterproofing Welcome to Armored Basement Waterproofing, LLC. We provide basement waterproofing, crawlspace encapsulation with heavy-duty wall liners, and foundation crack repair services in the Baltimore, Rockville & Arlington, VA areas. Address: 9942 Bird River Rd, Baltimore, MD 21220, USA Phone: 443-949-3180 Website: https://armoredbasement.com