Easi-Fil Brand Heavy Repair Setting Compounds are chemically setting powders used to prefill joints, embed mesh joint tape and conceal joints, fasteners and trim accessories on gypsum wallboard. Heavy Repair is recommended for heavy fills or when exceptional bond is necessary. Once dry, this product in not easily sanded. Setting time for Heavy Repair is 90 minutes.
Please see Installation Guide for complete instructions. Watch the video: Drywall Finishing Made Easy to understand the drywall finishing process.