What is known about the water and material of the Pi-Pi urinal?
The Pi-Pi waterless urinal operates without a water connection, flushing, or electricity, and its LLDPE polyethylene body weighs 1.4–1.5 kg. Below is what is known about the water, material, and construction; all data is taken from model descriptions on the site.
Water
The urinal has no tank or flush, so no water is needed for its operation: the liquid drains naturally into a canister or other receiver. The Standard Plus model has a top port Ø70 mm, which connects to ventilation. The Pi-Pi sink is passive: water is poured from an external container, and it has no built-in tank, pump, or heating.
Material and Construction
- Material: linear low-density polyethylene (LLDPE).
- Manufacturing method: rotational molding, solid body with a wall thickness of 4–5 mm.
- Weight: 1.4–1.5 kg for the Standard and Standard Plus models.
- Operating range: −40 … +60 °C.
- No moving parts, includes a metal mesh filter.
Usage Period and End of Life
The Pi-Pi factory warranty is 24 months from the date of delivery for manufacturing defects. If the product is damaged, read about repairs in the answer can the urinal be repaired, and what to do with the product after use in the answer what to do with a used urinal or sink.
If You Need Information for Procurement or Reporting
If you need clarifications about the material, dimensions, or documents, ask a question about the product – we will respond in writing.
Suitable Models

Pi-Pi Standard
Closed-top body – the simplest way to add a standing urinal to a shed or cabin that doesn’t need a vent.

Pi-Pi Standard Plus
Top port Ø70 mm connects directly to the standard ventilation of a composting toilet – for a closed cottage, allotment, or campervan where ventilation is needed.

Pi-Pi Standard Corner
Corner shape plus top port Ø70 mm for ventilation – standing urinal even in the tightest cottage.

Pi-Pi Outdoor Sink
Durable plastic sink for allotments, garages, and workshops – impact-resistant and frost-proof. Comes with a soap shelf.

Pi-Pi Outdoor Corner Sink
The same durable plastic sink, but for corners – to save space in tight workshops or cabins.
Related Questions
Have Questions?
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Mart Tamm
Account Manager for United Kingdom
Have questions about products, pricing, or partnership? Email me directly – I’ll respond personally.