Roebic K-87-Q-C1500 SGP 32-Ounce Soap,Grease And Paper Digester Concentrate Use in septic systems, shower and laundry drains Safe for all types of pipes Certified biodegradable Easy to use Degrades soaps, grease and paper Use in septic systems, shower and laundry drains Safe for all types of pipes Certified biodegradable Easy to use