Tube coil is manufactured entirely of 3/8" seamless copper. plate fin is made from aluminum plate fin spacing is 12 per inch the core housing is made from galvanized steel all connections are 1 inch id solder 99.9% pure l grade copper dragon quality products the header is made from copper and has a 1" id the tubeside is rated at 175 psig/350f btu: 120,000 ports long enough to work with sharkbite fittings units kept in stock for immediate delivery
