div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=ols-fire-smoke-curtain-type-damper-designed-to-provide-2-and-4-hour-resistancehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: OLS FIRE-SMOKE CURTAIN TYPE DAMPER Designed to provide 2- and 4-hour resistance with low air leakage and low resistance to air flowWe take a vety serious view of fire damper as a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentinreader034viewer20220422115eb1acfdc1589d222e5ccf87html5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=ols-fire-smoke-curtain-type-damper-designed-to-provide-2-and-4-hour-resistancehtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: OLS FIRE-SMOKE CURTAIN TYPE DAMPER Designed to provide 2- and 4-hour resistance with low air leakage and low resistance to air flowWe take a vety serious view of fire damper as a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentinreader034viewer20220422115eb1acfdc1589d222e5ccf87html5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=ols-fire-smoke-curtain-type-damper-designed-to-provide-2-and-4-hour-resistancehtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: OLS FIRE-SMOKE CURTAIN TYPE DAMPER Designed to provide 2- and 4-hour resistance with low air leakage and low resistance to air flowWe take a vety serious view of fire damper as a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentinreader034viewer20220422115eb1acfdc1589d222e5ccf87html5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=ols-fire-smoke-curtain-type-damper-designed-to-provide-2-and-4-hour-resistancehtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: OLS FIRE-SMOKE CURTAIN TYPE DAMPER Designed to provide 2- and 4-hour resistance with low air leakage and low resistance to air flowWe take a vety serious view of fire damper as a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentinreader034viewer20220422115eb1acfdc1589d222e5ccf87html5thumbnails4jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imageimg data-url=ols-fire-smoke-curtain-type-damper-designed-to-provide-2-and-4-hour-resistancehtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: OLS FIRE-SMOKE CURTAIN TYPE DAMPER Designed to provide 2- and 4-hour resistance with low air leakage and low resistance to air flowWe take a vety serious view of fire damper as a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentinreader034viewer20220422115eb1acfdc1589d222e5ccf87html5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=ols-fire-smoke-curtain-type-damper-designed-to-provide-2-and-4-hour-resistancehtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: OLS FIRE-SMOKE CURTAIN TYPE DAMPER Designed to provide 2- and 4-hour resistance with low air leakage and low resistance to air flowWe take a vety serious view of fire damper as a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentinreader034viewer20220422115eb1acfdc1589d222e5ccf87html5thumbnails6jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imageimg data-url=ols-fire-smoke-curtain-type-damper-designed-to-provide-2-and-4-hour-resistancehtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: OLS FIRE-SMOKE CURTAIN TYPE DAMPER Designed to provide 2- and 4-hour resistance with low air leakage and low resistance to air flowWe take a vety serious view of fire damper as a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentinreader034viewer20220422115eb1acfdc1589d222e5ccf87html5thumbnails7jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imageimg data-url=ols-fire-smoke-curtain-type-damper-designed-to-provide-2-and-4-hour-resistancehtmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: OLS FIRE-SMOKE CURTAIN TYPE DAMPER Designed to provide 2- and 4-hour resistance with low air leakage and low resistance to air flowWe take a vety serious view of fire damper as a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentinreader034viewer20220422115eb1acfdc1589d222e5ccf87html5thumbnails8jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imageimg data-url=ols-fire-smoke-curtain-type-damper-designed-to-provide-2-and-4-hour-resistancehtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: OLS FIRE-SMOKE CURTAIN TYPE DAMPER Designed to provide 2- and 4-hour resistance with low air leakage and low resistance to air flowWe take a vety serious view of fire damper as a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentinreader034viewer20220422115eb1acfdc1589d222e5ccf87html5thumbnails9jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imageimg data-url=ols-fire-smoke-curtain-type-damper-designed-to-provide-2-and-4-hour-resistancehtmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: OLS FIRE-SMOKE CURTAIN TYPE DAMPER Designed to provide 2- and 4-hour resistance with low air leakage and low resistance to air flowWe take a vety serious view of fire damper as a loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentinreader034viewer20220422115eb1acfdc1589d222e5ccf87html5thumbnails10jpg width=140 height=200 divdiv