Waste water tanks

Are you searching for a reliable black water tank for your boat? Here you'll find robust polyethylene rigid models in various capacities, and flexible tanks perfect for optimizing onboard space. We also stock tanks with an integrated macerator pump for efficient waste management.

Selecting the right tank depends on several factors: the size of your boat, the number of people onboard, and local regulations. An undersized tank can lead to odor problems and illegal discharge, while an oversized one wastes valuable space.

Our tanks are manufactured using high-quality materials and comply with international standards. We also offer a selection of accessories, such as fittings, hoses, and pumps, to complete your waste water system.

Black Water Tanks with Integrated Macerator: Pros and Cons

Tanks with integrated macerator pumps simplify installation and reduce the risk of blockages. The macerator grinds solid waste, making disposal easier. However, they require a power supply and can be noisier than traditional tanks.

The Nautica Basile Recommendation

Before purchasing a tank, carefully check the available space on board and ensure the chosen model is compatible with your marine toilet system. Also, verify the presence of certifications and approvals, which guarantee compliance with regulations.

• Fast shipping throughout Italy.


• Satisfaction guaranteed or your money back.


• Qualified technical support.


• Only products from official distributors.

Complete your water system with our bilge pumps and hoses and fittings.

Domande Frequenti

H3: What black water tank capacity is recommended for a 10-meter boat?

P: The capacity depends on the number of people on board and the frequency of toilet use. In general, a tank of at least 80-100 liters is recommended for a 10-meter boat with 4 people on board.

H3: How do you clean a black water tank?

P: Use specific tank cleaning products, carefully following the manufacturer's instructions. Avoid using bleach or other aggressive products, which can damage the tank and the environment.

H3: Is a black water tank mandatory for all boats?

P: The requirement for a black water tank varies depending on local regulations. In general, it is mandatory for boats sailing in inland waters or protected areas.

H3: Can I install a black water tank myself?

P: Installing a black water tank requires specific skills and compliance with regulations. It is advisable to rely on a qualified professional.

H3: What are the differences between rigid and flexible tanks?

P: Rigid tanks are more robust and durable but require dedicated space. Flexible tanks adapt to irregular spaces and are lighter but can be more delicate.

What black water tank capacity is recommended for a 10-meter boat?

The capacity depends on the number of people on board and the frequency of toilet use. In general, a tank of at least 80-100 liters is recommended for a 10-meter boat with 4 people on board.

How do you clean a black water tank?

Use specific tank cleaning products, carefully following the manufacturer's instructions. Avoid using bleach or other aggressive products, which can damage the tank and the environment.

Is a black water tank mandatory for all boats?

The requirement for a black water tank varies depending on local regulations. In general, it is mandatory for boats sailing in inland waters or protected areas.

Can I install a black water tank myself?

Installing a black water tank requires specific skills and compliance with regulations. It is advisable to rely on a qualified professional.

What are the differences between rigid and flexible tanks?

Rigid tanks are more robust and durable but require dedicated space. Flexible tanks adapt to irregular spaces and are lighter but can be more delicate.