Maxjoint PU226 is a two component polyurethane joint sealant. high efficiency When cured, it creates a tough and pliable seal. And its attachments can move in circles, expand and compress. Maxjoint PU226 withstands the normal weathering conditions such as rain, sunlight, snow, sleet, ultra-violet radiation, ozone, atmospheric contamination and pollution. Its excellent weatherability enables it to retain its original.