Services > Engineering Services   Let Permalok assist your underground construction project with its engineering requirements. Our professional staff members can assist with:       • calculations and specifications project engineers need from contractors • the design of new products for specialty applications • shop drawings • engineering submittals • coordinating outside sources for specialty fabrications • non-destructive testing • product recommendations • coating and lining recommendations For more information on our engineering services, please contact: Dave Mittler, Sales Engineer, dmittler@permalok.com