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PU foam for refrigerated display cases

In mid-April 2021, a WIWA DUOMIX PU 540 was put into operation at Gibrat in France, a manufacturer of refrigerated display cases for the food industry. Since then, polyurethane foam from the likewise French material manufacturer SDP has been injected into the interior of the refrigerators on a daily basis to provide thermal insulation using a WIWA PU 4040 two component impingement gun.