A trolley carrying a roll of vapor retarder fabric is supporting on building roof purlins and moved along the purlins as the fabric is dispensed onto the purlins under longitudinal tension. Fabric tension is maintained to inhibit sagging thereof between the purlins by applying one braking force to...
so I placed them in an ice cooler and filled the cooler with warm water to warm up while I was masking. From what the manufacturer and others who use the foam, having the right temperatures for the foam and for the surfaces you are foaming is very important if you want...