What Is a Bruise?


Haag Research/Testing is now the only lab with an accredited roofing desaturation testing procedure.  This procedure can be crucial in identifying damage which may not be visible to the naked eye; for example, when determining if the mat of an ashaplt composition shingle has been fractured by hail.  Haag’s newly accredited testing services are available to product and material manufacturers, attorneys, insurance companies, and individuals.  Alogn with desaturation testing, Haag Research/Testing is accredited to perform ice ball impacting, steel ball dropping, wind simulator, pressure chamber, large and small missile impacting, dark oven aging, water column, all in compliance with UL, FM, ASTM and other testing standards.