GFP Mobile Mix Supply prides itself in providing our customers with the “highest in quality” materials and service. We specia ... lize in delivering metered concrete, so you only pay for what you use. The concrete is mixed fresh on-site in the exact mix design and amount you need. No wasted material or money. We offer a full line of concrete mixes for both commercial and residential projects. Volumetric Concrete Delivery. Exact Amount, Exactly When You Want It. 24/7 Delivery. On-demand material by the ¼ yard Starting at ½ yard. DelDot Certified: Class A Mix, Class B Mix, Class B-S/F, Class A 6 Hr Road Patch, Class A 3 Hr Road Patch, Class A 3 Hr Low Permeability Road Patch. PennDot Certified: Ready Mix Supplier; District 6 / Bulletin 42. read more