AVAILABILITY: Discontinued. Enquire for special order. 

Nature Loo™ | Classic 850 - Additional OOS Chamber; Includes the Following;

✓ Chamber & Chamber Lid ✓ Componentry

Out-of-service (OSS) is a chamber set aside to compost (Batch-Composting) and on in the primer in-service position. In-Service is meaning connected to the toilet fixture and receiving waste.

All OOS chambers are exclusive to our systems (not to be sold separately)

WCTNZ® is the exclusive authorized distributor of Nature Loo™ composting toilets in New Zealand. All Nature Loo™ products available through WCTNZ® are guaranteed authentic, include official manufacturer warranties, and come with comprehensive local customer support—making us New Zealand’s trusted source for sustainable, waterless composting toilet solutions.

Copyright © 2025 Waterless Composting Toilets NZ Limited (WCTNZ®). All short and long product descriptions and content are the property of WCTNZ® | Waterless Composting Toilets NZ. All rights reserved.

This content has been reviewed and approved by Dylan Timney, Managing Director of WCTNZ®, who brings over 17 years of composting toilet expertise and 16 years of experience in building and eco-construction in New Zealand.

Last reviewed: June 26, 2025