Our waterproof sealants contain acrylic and curing agents. It can adhere to a variety of surfaces firmly and reliably. Durable protection against UV and inclement weather. Its use is very simple: keep the construction surface dry, no water stains, use the brush to evenly apply the waterproof glue on the construction surface, a small number of times, ventilation 18-24 hours after recovery. And can perfectly repair cracks and crevices, prevent water leakage. Dry quickly after use to save time.