We offer river washed quartz sand, consistently uniform ideal for the construction industry. This sand is 88%- 99.5% quartz. The finesse module 2.30 to 3.10. In compliance with standards of ASTM C33. are a company that proud its integrity and team excellent professionals. Visit our website: ***** photo gallery: ...

We focus on the design and fabrication of structural Fiber Reinforced Polymer (FRP) and Carbon Fiber Reinforced Polymers (CFRP). For the Power industry and the Civil Engineering Retrofit applications. We also provide services of prototypes, design, and patent acquisition.

Our company is CRS DISTRIBUTORS located in Puerto Rico. We are wholesale distributors of Polyester resin and we are intrested in finding other distributors or anyone intrested in buying large amounts of our product.