Heat exchanger cleaning services. Repairing, replacement, retubing, testing, & reconditioning services for products & parts including shell replacement, channels, channel covers, tubes, tubesheets, baffles, tie-rods & spacers, seal strips are also available. Other heat exchangers available include boiler feed pump oil cooler, U-bend heater, oxygen cooler, & cored inner cooler. Testing services including air testing of tubes or complete assembly, vacuum test, hydro test, & leak testing of units are available.