• “ Thank you for your continued support, your trust, and let us work together for many years to follow!

  • Producer and supplier of polyurethane air inlet valves and ventilation chimneys for agricultural ventilation systems.

  • Producer and supplier of polyurethane air inlet valves and ventilation chimneys for agricultural ventilation systems.

Our Ventilation Components

Join us at V-Connect Asia

TPI-Polytechnics is attending the online V-Connect.net Asia event. Meet us online and hear about our latest products, accessories, updates, and future business developments. With the button below we welcome you to register as a visitor. We are looking forward to attending live trade shows in the near future as the IPPE Atlanta is on our agenda for January 2022. For now, we have to keep it digital.

Join us and let's talk ventilation!








“First choice in agricultural ventilation components.”