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Knowledge Hub

Guides for life off-grid.

Explore practical guides, field notes, regulations, ownership resources, and ideas for living more independently on the road or beyond the grid.

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Research

The Science

Science-backed explainers, field data, and practical context for off-grid systems.

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 Compliance

Regulations

Permits, standards, requirements, and practical regulatory guidance.

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 Field notes

The Field

Stories, deployments, operator notes, and lessons from real-world use.

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 How-to

Owner's Manual

Setup, care, maintenance, troubleshooting, and ownership guidance.

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 Lifestyle

Virro for Life

Ideas and resources for homes, cabins, vehicles, travel, and off-grid living.

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 Systems

Closing the Loop

Resource loops, practical reuse, and the bigger picture behind resilient living.

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Top picks

The Science

Science-backed explainers, field data, and practical context for off-grid systems.

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Composting Toilet Odor Control: How It Actually Works
The Science

Composting Toilet Odor Control: How It Actually Works

Odor control in a composting toilet is an outcome of good design and consistent habits — not products that cover up a problem after it forms. Sou...

10 min read
Why Separation Matters: Liquids, Solids, and a Cleaner System
The Science

Why Separation Matters: Liquids, Solids, and a Cleaner System

Every element of the Renew is designed around this logic. The bowl shape that guides streams apart. The carbon chamber that keeps solids aerobic. ...

8 min read
How Does a Composting Toilet Work?
The Science

How Does a Composting Toilet Work?

A composting toilet works because it respects a simple biological truth: with the right conditions, nature breaks down organic matter on its own. ...

6 min read
Top picks

Regulations

Permits, standards, requirements, and practical regulatory guidance.

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Regulations

Urine, Solids: Why the Rules Treat Waste Streams Differently

The practical takeaway is straightforward: plan both streams from the beginning. Know what your jurisdiction requires for graywater before the ins...

10 min read
Regulations

Are Composting Toilets Legal? The Plain-English Guide

The regulatory landscape for composting toilets is not a wall — it is a process. The technology has been in residential use long enough that most ...

11 min read
Top picks

The Field

Stories, deployments, operator notes, and lessons from real-world use.

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Composting Toilets for Boats, Sailing, and Live-Aboards
The Field

Composting Toilets for Boats, Sailing, and Live-Aboards

The Renew is a compact, mechanically simple, waterless system - that integrates into a 12V DC vessel electrical architecture with negligible load, ...

15 min read
Composting Toilets for Van Life and RVs: What Actually Matters
The Field

Composting Toilets for Van Life and RVs: What Actually Matters

Van and RV sanitation comes down to a simple question: what system will you actually maintain consistently over weeks and months of travel? The ho...

13 min read
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