There are two different tests for pilling on the upholstery that ACT recognizes – ASTM D3511 Brush Pilling Test and ASTM D4970 Martindale Pilling Test.
Flooralytics | Grand Rapids | Testing Lab
Flooralytics | Grand Rapids | Testing Lab
There are two different tests for pilling on the upholstery that ACT recognizes – ASTM D3511 Brush Pilling Test and ASTM D4970 Martindale Pilling Test.
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