As we are considered amongst well known organizations, we are engaged in manufacturing, trading, distributing, supplying and exporting a large range of Double Window Sight Flow Indicators in Ahmedabad, Gujarat, India. This enables observation of the Flow. Due to Toughened Glasses Sight Glass Can Withstand High Pressure ( Maxi. 25 Kg / Cm 2 ) High Temp ( Maxi. 200Â° ) & Full Vacuum Service.