Urethane Activator/Hardener Half PintRH4201 Hardener for use in RC4221 HIGH GLOSS CLEARCOAT (2. 1 VOC, two component clearcoat). RH4201 (Half Pint Hardener Only). M MIXING RATIO: Mix four (4) parts RC4221 with one (1) part RH4201 (4: 1). POT Life once mixed @ 77F (25C): 4 6 hours, depending on ambient temperature.
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RH4201 Hardener for use in RC4221 HIGH GLOSS CLEARCOAT (2.1 VOC, two component clearcoat).
RH4201 (Half Pint Hardener Only).M
MIXING RATIO: Mix four (4) parts RC4221 with one (1) part RH4201 (4:1).
POT Life once mixed @ 77ÁF (25ÁC): 4-6 hours, depending on ambient temperature.