Toilets for Tiny Homes

The toilet is the single biggest bathroom decision: it drives your water use, power use, and waste setup. Pricing is shown per country; regions marked "being researched" are coming soon.

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Types of toilet

Urine-Diverting Composting

Separates liquids and solids into two chambers. Solids mix with coco coir or peat moss and break down naturally.

Advantages

Zero water use
No plumbing or septic needed
Very low power (small 12V fan)
Great for off-grid solar

Disadvantages

Empty liquid tank every few days
Need to buy bulking material
Works best above ~13°C

Indicative pricing

🇦🇺 Australia$900 – $1,800 AUD

🇺🇸 USABeing researched

🇨🇦 CanadaBeing researched

🇬🇧 UKBeing researched

🇪🇺 EuropeBeing researched

Split-System Composting

The pedestal sits in the bathroom while waste drops into a large composting drum installed below the floor.

Advantages

Looks like a normal toilet
Large capacity, less frequent emptying
Very low power

Disadvantages

Needs clearance under the home
Permanent (fixed) installs only

Indicative pricing

🇦🇺 Australia$1,500 – $3,000 AUD

🇺🇸 USABeing researched

🇨🇦 CanadaBeing researched

🇬🇧 UKBeing researched

🇪🇺 EuropeBeing researched

Incinerating

Burns waste in a paper liner at around 500°C using electricity or LPG gas, leaving only sterile ash.

Advantages

Only sterile, odourless ash to handle
No wet waste
Low day-to-day maintenance

Disadvantages

Expensive upfront
Very high power per burn (2,000W+) or needs gas
Heavy drain on off-grid batteries

Indicative pricing

🇦🇺 Australia$2,500 – $4,000+ AUD

🇺🇸 USABeing researched

🇨🇦 CanadaBeing researched

🇬🇧 UKBeing researched

🇪🇺 EuropeBeing researched

Dry Flush / Cartridge

A foil liner automatically twists and seals each use into a sealed bottom compartment.

Advantages

Completely odourless
No water or vent pipes
No waste handling
Good for mobile/rental use

Disadvantages

Ongoing cost of cartridge refills
Plastic waste goes to landfill

Indicative pricing

🇦🇺 Australia$600 – $1,200 AUD (plus cartridges)

🇺🇸 USABeing researched

🇨🇦 CanadaBeing researched

🇬🇧 UKBeing researched

🇪🇺 EuropeBeing researched

Traditional / Macerating Flush

A standard flush toilet connected to water. A macerating version shreds waste and pumps it to a distant septic or sewer line.

Advantages

Familiar and comfortable
No waste handling inside
Macerator can pump uphill / long distances

Disadvantages

Needs mains or tank water + septic or sewer
Uses lots of water
Macerator is noisy and fails in a power cut

Indicative pricing

🇦🇺 Australia$300 – $1,500 AUD (plus septic)

🇺🇸 USABeing researched

🇨🇦 CanadaBeing researched

🇬🇧 UKBeing researched

🇪🇺 EuropeBeing researched

Portable Chemical

A compact two-tank unit; chemicals in the bottom tank break down waste and suppress odour.

Advantages

Very cheap upfront
Fully portable
No installation

Disadvantages

Small capacity
Heavy and unpleasant to empty
Ongoing chemical cost

Indicative pricing

🇦🇺 Australia$150 – $300 AUD

🇺🇸 USABeing researched

🇨🇦 CanadaBeing researched

🇬🇧 UKBeing researched

🇪🇺 EuropeBeing researched

Companies & suppliers by country

Australia

Nature's Head (EnviroPro)

Nature Loo

USA

Being researched

Canada

Being researched

UK

Being researched

Europe

Separett

Pricing note: figures are indicative 2026 estimates and vary by model, retailer, and currency. Regions marked "being researched" will be added soon. Always confirm the current price directly with the supplier. Composting, incinerating, septic, gas and electrical installations are subject to local council and licensing rules. Last updated: June 2026.