Let Polylok help you increase profits and gain customers. Polylok’s forms are designed for precasters...

Let Polylok help you increase profits and gain customers. Polylok’s forms are designed for precasters and are an economical way to expand your precast product line. We have in stock:
  • Distribution Box Form
  • Rain Drain Form
  • Dipper Form
  • Sump Form
  • We will also customize any mold to meet your needs.

Polylok's heavy-duty hinges and clamps are of the same high quality as our popular D-Box...

Polylok's heavy-duty hinges and clamps are of the same high quality as our popular D-Box Forms. Ideal for the precaster who manufactures his/her own forms or repairs existing forms. Rugged and economical.