Wick 9.5mm (3/8 inch) Roll of 228.6 metres

Full Roll of 9.5mm (3/8 inch), 228.6 metres (250 yard), Wick to suit wet bulb thermometers.

• Ready to cut and use
• Full roll only
• White, flat, hollow, polished cotton
• Suitable for wet bulb thermometers
• As this is new cotton it is best to pre-wash and dry your wick or rub the cotton between your fingers to remove coating before use
• Used to measure Relative Humidity in your incubator
• Available for order if not in stock - contact us for more information
• Manufactured in the USA

​Understand more about wet bulb and humidity.