div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: helical heat exchanger model src=https:reader034fdocumentsinreader034viewer2022042717563dbb08550346aa9aa9b16chtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: helical heat exchanger model src=https:reader034fdocumentsinreader034viewer2022042717563dbb08550346aa9aa9b16chtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: helical heat exchanger model src=https:reader034fdocumentsinreader034viewer2022042717563dbb08550346aa9aa9b16chtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: helical heat exchanger model src=https:reader034fdocumentsinreader034viewer2022042717563dbb08550346aa9aa9b16chtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdiv