12 Plates Heat Exchanger 304 Plate Mini Stainless Steel Heat Exchanger Used for Gas Boilers How to make your intellect up the plate warmth exchanger appropriate for you ? 1. First confirm the range of plate warm temperature exchangers You can investigate the side emblem of the unique board changer, and you will additionally measure the thickness. 2. Confirm back whether or not the water flow is parallel or pass Blow from one port to look which port the air comes out from at the contrary side, if it comes out from a parallel port, it is a parallel flow. If it comes out from the choice nook of the mouth, it's the appropriate communique 3. Confirm whether or not the water outlet is crimped or flat 4. Measure the gap between the two screw holes, there are 148 and 154mm for sale