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- <h2>BioTherm DuoFin<small>™</small></h2>
- <h3>Provides incredibly even heating across the width of your greenhouse growing areas.</h3>
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- <p class="lead">BioTherm DuoFin<small>™</small> for supreme heating eveness.</p>
- <p>DuoFin provides incredibly even heating across the width of your greenhouse growing areas. Its unique tapered fin design delivers a combination of convective and radiant heating quietly and efficiently. Having only two fins means that more loops are needed to meet your heat load than with its sister product, StarFin—but it also means you’ll never have to clean debris from the fins. Also, the large inside diameter means less pumping energy is required to provide greater evenness than any competitive system. BioTherm DuoFin<small>™</small> is our lowest heat output finned pipe commonly used for under bench, perimeter, and in crop heating. Its unique tapered vertical fin delivers a combination of convective and radiant heating quietly and efficiently. Also available with shorter fins, DuoFin Lite is designed for areas requiring less heat.</p>
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- <li><span class="label label-bench">BENCH</span>
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- <table class="table table-bordered table-striped table-condensed table-responsive">
- <thead>
- <tr>
- <th></th>
- <th>DuoFin</th>
- <th>
- DuoFin Lite
- </th>
- </tr>
- </thead>
- <tbody>
- <tr>
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- </tr>
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- <tr>
- <td>Max Operating Temp.: </td>
- <td>pH must be maintained between 7.5 - 8.5</td>
- <td>pH must be maintained between 7.5 - 8.5</td>
- </tr>
- <tr>
- <td>[</td>
- <td>[</td>
- <td>[</td>
- </tr>
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- </tr>
- </tbody>
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- <h4>In Use</h4>
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- <a href="img/heat-product-duofin-0.jpg" class="thumbnail" data-toggle="lightbox" >
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- <a href="heat-products-sunfin.html"><img src="img/heat-sunfin.jpg" alt="BioTherm" class="card-img-top" /></a>
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- <h3><a href="heat-products-sunfin.html">SunFin</a><small> ®</small></h3>
- <p class="card-text">High-output, radiant heat finned pipe made specifically for various greenhouse heating applications.</p>
- <a href="heat-products-sunfin.html"><button type="button" class="btn btn-success"> Sunfin</button></a>
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- <a href="heat-products-duofin.html"><img src="img/heat-duofin.jpg" alt="BioTherm" class="card-img-top" /></a>
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- <h3><a href="heat-products-duofin.html">DuoFin</a><small> ™</small></h3>
- <p>Provides incredibly even heating across the width of your greenhouse growing areas.<br /><br /></p>
- <a href="heat-products-duofin.html"><button type="button" class="btn btn-success"> Duofin</button></a>
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- <a href="heat-products-starfin.html"><img src="img/heat-starfin.jpg" alt="BioTherm StarFin™" class="card-img-top" /></a>
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- <h3><a href="heat-products-starfin.html">StarFin</a><small> ™</small></h3>
- <p>Provides high heat output and minimizes pipes.<br /><br /><br /></p>
- <a href="heat-products-starfin.html"><button type="button" class="btn btn-success"> Starfin</button></a>
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