Ventilation & Odour Control

Making a serial cable for a Telaire CO2 sensor If you have the version of sensor without a display, you need a serial cable to change settings like the CO2 setpoint and log the CO2 level.The Telaire 800x series CO2 sensors are popular for growers because they let a person make their own InfraRed CO2 controller very cheaply. They are easy to use because they...   1-15-2010    Views: 8368

Cheapo Micro CO2 System   Safety WarningANY MODIFICATIONS OR CUSTOM JOYNTS MADE FOR OR TO PRESSURISED CONTAINERS SHOULD ONLY BE DONE BY A PROFESSIONAL THE BELLOW ARTICLE THOUGH  HELPFUL   IF NOT FOLLOWED CORRECTLY COULD CAUSE HARM   Be aware that with fire extinguishers:The gas will be at pressures between 700 and...   1-16-2010    Views: 13745

D.I.Y Carbon Filter Materials:1m piece of 200mm PVC pipe 1.2m 120mm PVC pipe2 X 200mm PVC pipe end caps 1 120mm PVC pipe end cap1 Pair ladies stockings .5m Welded cage wire or similar.5m wool Wadding or synthetic 1 can plastic spray on primer1 can black spray paint1 piece sand paper (not too coarse) Glue Strong holdStep 1: Get your...   7-29-2007    Views: 19291

een's DIY Carbon Srubber Ingredients Activated carbon granules suitable for air scrubbingWood to make a frame, e.g. 35x75mm pinePiece of MDF or plywoodFly screen meshFence meshU-shaped nailsScrewsGlueDescription My design for a flat-panel carbon filterThis is a flat panel carbon air filter that I made for about $30 (not including carbon)....   8-5-2007    Views: 10134