r-Value insulation


Haag’s heat flow meter can measure R-values (or resistance to conductive heat flow) of insulation. We determine the effects of dents and cracks in insulation caused by hail on R-values, in accordance with ASTM C518.

IAS Accredited for R-Value Testing:

  • ASTM C518-17 Standard Test Method For Steady-State Thermal Transmission Properties by means of the Heat Flow Meter