Toilet Tissue

Why Toilet Tissue Matters for RV and Marine Plumbing

Not all toilet paper is created equal — and nowhere is that more apparent than aboard a boat or inside an RV. Standard household tissue is engineered to hold together when wet, which is exactly the opposite of what a marine or RV sanitation system needs. Compact holding tanks, narrow plumbing lines, and low-flush mechanisms make these systems far more vulnerable to clogs and buildup than a residential sewer setup.

That's where purpose-built RV and marine toilet tissue comes in. RV toilets use only about one quart of water per flush — compared to the 1.6 gallons used by a home toilet — and the holding tank stores waste for several days rather than passing it directly to a septic or sewer line. This creates a unique challenge: tissue that doesn't break down quickly can accumulate into solid masses that are difficult or impossible to pump out, potentially causing costly damage to the tank and its internal components.

What to Look for in RV & Marine Toilet Tissue

When shopping for toilet tissue in this category, there are a few key characteristics to keep in mind:

• Rapid dissolving: The tissue should begin breaking apart almost immediately upon contact with water to prevent accumulation in the holding tank.
• Biodegradable materials: 100% biodegradable tissue is perfectly suited for marine toilet systems, ensuring it won't harm pump-out facilities or the environment.
• Compatibility: Good RV and marine tissue should work with RV, marine, portable, or even classic toilets, giving you flexibility across different setups.
• Ply and softness: Rapid dissolving doesn't have to mean rough. Quality RV tissue is available in soft, absorbent multi-ply options that provide a comfortable experience without sacrificing tank safety.

Thetford: The Go-To Brand for Marine & RV Sanitation

When it comes to RV and marine toilet tissue, Thetford is the benchmark brand. Their flagship Aqua-Soft line is a 2-ply, rapid-dissolving toilet paper designed for RV, marine, and portable toilets — soft, highly absorbent, and engineered to rapidly dissolve in holding tanks to reduce clogs in holding tank plumbing lines. Made of 100% recycled paper, it can be used in all marine and RV permanent toilets, as well as portable toilets or septic systems. Thetford's deep expertise in RV and marine sanitation systems means their tissue is specifically formulated to complement the same holding tanks, toilets, and treatment chemicals they also manufacture — making it a trusted, whole-system solution for boaters and RV owners alike.

Protecting Your Plumbing Investment

Using the wrong toilet paper in a marine or RV toilet isn't just an inconvenience — it can mean expensive repairs, tank replacements, or pump-out failures at the worst possible time. Stocking purpose-built tissue is one of the simplest, most cost-effective ways to maintain the health of your onboard plumbing system. Whether you're crossing open water or heading down a remote highway, the right tissue keeps your sanitation system running smoothly for the long haul.