PVC is also suitable for window seals and gaskets. Soft in texture, PVC also has good mechanical properties, is relatively light, has good chemical resistance and excellent weather-resistant properties.

Window seals and gaskets are produced using the extrusion process.

Siamvic 266PS is a medium K-value resin and easy to process, while Siamvic 271GC is a high K-value resin, with very good mechanical properties.