Water Security / Sourcing & Locating Water

Solar Still Construction

Build a simple solar still with a plastic sheet, a collection cup, and the sun, while understanding its realistic yield and safety limits.

This guide shows how sunlight, sealed plastic, and gravity can collect small amounts of clean water.

DifficultyBeginner
Read Time7 min
CategoryWater Security
DownloadField Sheet

Quick Summary

The field version in three minutes.

Here's a quiet little trick that feels like magic the first time you see it: a sheet of plastic, a hole in the ground, and the sun can pull clean drinkable water out of damp soil, green plants, or even salty puddles — all by themselves, with no power and no moving parts. Build a simple solar still with a plastic sheet, a collection cup, and the sun, while understanding its realistic yield and safety limits.

Why It Matters

Learn the pattern before you need the tool.

This guide shows how sunlight, sealed plastic, and gravity can collect small amounts of clean water. Build a simple solar still with a plastic sheet, a collection cup, and the sun, while understanding its realistic yield and safety limits.

Blueprint View

Study the main working parts first.

sealed cone drip to cup

Five-Step Overview

Read the motion before the manual.

  1. Dig pit.
  2. Cup center.
  3. Seal plastic.
  4. Weight center.
  5. Collect drops.

Visual Guide

Three checks for collecting drops

Solar Still Cutaway

sealed cone drip to cup

Collection Cup + Slope

weight center cup below

Do This / Not This

sealed cone flat sheet sealed cone misses cup

COMPLETE FIELD MANUAL

Continue with the Complete Field Manual.

The website gives you the fast overview. The complete manual is the field-ready version built to save, print, and keep offline.

  • detailed construction
  • printable checklists
  • troubleshooting
  • maintenance
  • larger diagrams
  • printable reference
Download Complete Guide

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