Albert is a Master Plumber with decades of experience. He’s never been a fan of drain cleaning chemicals until now. The hospital where Albert came to work at has trusted Industrial Strength Non Acid Drain Punch for years and once he saw it work he instantly became a believer too! For additional information go to www.nonaciddraincleaner.com and the Non-Acid Drain Cleaner YouTube channel. Thank you, Carl Lamberti