EVERBUILD ® FIX & FILL is a quick-setting one-part polyurethane foam in aerosol form. FIX & FILL is supplied with attachable nozzles. Once cured the foam can be cut, sawn or plastered over after only one hour providing the working temperatures (can and surfaces) are between +5 °C to +30 °C, ideally +20 °C.
eBay