SPECIFICATION: The apparatus shall consists of blower unit fitting with test pipe (test section approx.400 mm length 20mm dia approx.) Heat flux shall be given to pipe by an electric heater (niehrome wire) through a variance. Control panel shall have standard make digital voltmeter (0-300v), digital ammeter (0-2amp), digital temperature indicator (0-300, 0cwith malt channel switch, RTD PT 100 or copper constant thermocouple type temperature sensors (06 no, or more), suitable heater, variance, main indicator and on off switch . a good quality painted rigid MS structure should be provided to support all the parts.