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Waterless Urinals and Plastic Sinks for Cabins, Cottages, and Homes Without Sewage

Wall-mounted waterless urinals and durable plastic sinks for life without a mains water connection. Place them next to a composting or camping toilet to fill it more slowly and keep it drier.

Compare the Plastic Urinal and Plastic Outdoor Sink Models

Pi-Pi Standard

Pi-Pi Standard

Closed-top waterless urinal: no clogs, easy clean, drains 24/32/40 mm to a jerrycan, 1.4 kg, −40 °C.

£34.90 + shipping £3.90

Dispatch tomorrow

Pi-Pi Standard Plus

Pi-Pi Standard Plus

Waterless garden urinal with a Ø70 mm top port – when connected to composting toilet ventilation, odors in a closed cabin or camper have a place to escape.

£40.90 + shipping £3.90

Dispatch tomorrow

Pi-Pi Standard Corner

Pi-Pi Standard Corner

Waterless corner urinal with top port Ø70 mm: connects to compost toilet ventilation, saves space, frost-resistant to −40 °C.

£37.90 + shipping £3.90

Dispatch tomorrow

Out of stockPi-Pi Outdoor Sink

Pi-Pi Outdoor Sink

Durable plastic sink for cottages, cabins, garages, and workshops: shatterproof, withstands frost down to −40 °C, with a soap shelf.

£34.90 + shipping £3.90
Pi-Pi Outdoor Corner Sink

Pi-Pi Outdoor Corner Sink

Corner plastic sink for cottages, garages, and workshops: fits in corners, shatterproof, withstands frost down to −40 °C, with a soap shelf.

£35.90 + shipping £3.90

Dispatch tomorrow

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How to Choose a Model

Models differ in shape and whether there is a top port for ventilation. Choose based on where you will install it.

Urinal without Ventilation

Closed top and stepped outlet Ø24/32/40 mm – into a canister or dry toilet. For a garden cabin or allotment where ventilation is not needed.

View Standard model

Urinal with Ventilation Outlet

Top port Ø70 mm connects to existing ventilation, such as a composting toilet.

View Standard Plus model

Corner Urinal

Corner shape and top port Ø70 mm for ventilation – a standing urinal that fits even the smallest garden cabin.

View Standard Corner model

Outdoor Sink for Garden, Garage, or Workshop

Plastic, unbreakable and frost-resistant down to −40 °C. It drains into a bucket, canister, or pipe, and you bring the water yourself.

View sinks

Have Questions?

Got a question? Message me – I’ll help you pick the right model for your garden shed or toilet setup and sort out delivery. I respond within one business day.

Mart Tamm

Mart Tamm

Account Manager for United Kingdom

Have questions about products, pricing, or partnership? Email me directly – I’ll respond personally.