How to Use Solbio. Okay, it wasn’t really that simple. TheSolbio 0.8L Toilet Fluid is theworld’s only 100% natural and biodegradable toilet additive, made entirely fromplant-based ingredients. The clever4-in-1 formula can be used inwaste tanks, flush tanks, and grey water tanks, as well as forself-cleaning your toilet bowl and cassette.
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