- Unique formula provides smooth and strong outer skin.
- Durable, does not rust or rot.
- Insulating minimizes formation of condensation on the inlet.
- Rough opening 59.84 Inch x 63.78 Inch
J&D is excited to be a System Integrator for TPI-Polytechnics. TPI Inlets are made from insulating polyurethane foam and each model specifically designed to aim and project air differently to fit different ventilation needs. Inlets are made smooth to minimize air resistance and for easy cleaning. The Polyurethane Foam Frame & Louvers are durable, so they do not rust or rot.
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