Master HalcoMaster Halco is North Americas largest manufacturer and wholesale distributor of perimeter security and fencing. We are the provider of choice for thousands of professional fence and security contractors and quality building material retailers. The company offers a complete line of high quality fence systems in both traditional and unique styles. Its full line of products include vinyl wood ornamental and chain-link fences for residential commercial industrial and high security applications. Many of its trademark products are Master Halco designed and meet or exceed industry standards. Master Halco specifies products for the professional contractor architect and certified specifier. Please visit our website or call our Specification Department to access specifications and drawings or to receive customized project consultation.