Now, if there are no successful results, methods of freeing clogs escalate. Or, pour a cupful of vinegar or lemon scented ammonia into the drain, permit it to stand to buy a half-hour, then flush it with warm water. https://www.businessyab.com/explore/united_states/texas/harris_county/houston/east_nasa_parkway/1350/dmv-kitchen-bath-llc-281-898-0738.html