Eglin Air Force Base Eglin, Florida Synopsis: Shrock Prefab/Shrock Engineering 614 North Spring StreetLoudonville, OH 44842(419) 994-1900 Ready to Get a Quote or Place an Order?Contact Shrock Prefab Today! Monday - Friday 7:00 AM - 3:30 PM Saturday - Sunday Closed Invalid Email Please check the captcha to verify you are not a robot. SEND MESSAGE Message failed. Please try again. Thanks for your message! We’ll be in touch soon.