Product Short Description: DISSOLVES SLUDGE THAT BUILDS UP IN HEAT EXCHANGERS. This is a liquid polymeric acid based material that readily dissolves sludge that builds up in heat exchangers. Product Description: DISSOLVES SLUDGE THAT BUILDS UP IN HEAT EXCHANGERS: HEAT EXCHANGER CLEANER is a liquid POLYMER - Acidic based new generation material that readily dissolves sludge that builds up in heat exchangers.