Camco Marine - Toilet Tissue 1-ply - 4 per Pack - 250 Sheets - Replaces P/n 117-40276 - 40276. The Camco TST 1-Ply RV and Marine Toilet Tissue is designed and approved for use in RV and marine sanitation systems. This toilet tissue provides a comfortable, dependable clean. It is flushable, clog-resistant, fast dissolving, biodegradable and septic tank safe. Contains no dyes or perfumes. Contains (4) rolls with 280 sheets per roll.. Perfect for RV and Marine Use: Designed and approved for use in RV and marine sanitation systems. Quality Toilet Tissue: Provides a comfortable, dependable clean. 1-Ply Protection: Layer is both soft and resilient. Clog-Resistant: Flushable and safe for RV and marine sanitation systems. Septic Tank Safe: Fast dissolving, biodegradable and septic tank safe; Does not contain dyes or perfumes. Quantity - (4) rolls with 280 sheets per roll