a joint compound which remains flexible upon curing and therefore tailored for manufactured housing processes , comprising an acrylate , a biocide , a reinforcing agent , a latex , a first surfactant , a plasticizer , a coalescent agent , a fungicide , a filler , and a second coalescent , all materials being present in predetermined weight percents . a method for producing flexible joints is also provided whereby joints formed by abutting panels are sealed with a joint compound , said joint compound having the characteristic of remaining flexible upon curing or setting .