A self contained triple process unit for the production of printed circuit boards up to 320x260mm. The unit provides a heated developing tank, an integral spray wash tank and heated bubble etch tank. All control switches, thermostat controls and neon indicators are mounted on a recessed front panel and connections provided at the rear for drain and cold water requirements. Supplied complete with 2 syphons and 2 metres of mains lead with a sleeved 13A mains plug fused at 5A, and comprehensive instructions. Mega model PA310 (500-006) RoHS exempt