A one shot, high quality, polyurethane based expanding foam for professional use in general construction and home improvement applications. It expands up to 30 times its original volume and is quick drying."
The Siroflex Trade Strength Flameguard is a one-shot single component flame resistant suitable for fixing window frames, loose tiles, and board. It fills large, irregular or awkward gaps where the foam will expand to completely fill the cavity. This handheld fire retardant expanding foam cures by air moisture."