About webside

We are GRC,  – an official and exclusive distributor of the american company ClockSpringNRI ( before Neptune Research Inc. NRI), a manufacturer of composite systems for the non-metallic repairs.

You can find on our pages the descriptions and specifications for individual products and composite systems dedicated for different repairs.

However, we want to emphasize that properly selected products to a specific defect is essential. Therefore, before selecting a product, feel free to contact us and provide information so that we can offer a suitable solution.

Thanks to this information, our engineers will be able to propose a suitable solution.

You can deliver such information on a excel table HERE.

We invite You also to contact our office: biuro@synthoglass.com.pl

                                                                                                                                                  GRC Team