Non-metal fireplace surrounds; Refractory blocks, not of metal; Refractory construction materials, not of metal

Non-metal fireplace surrounds; Refractory blocks, not of metal; Refractory construction materials, not of metal

Wholesale and retail store services featuring fireplaces, hearth products, chimneys and masonry supplies

Retail and wholesale store services featuring fireplaces, hearth products, chimneys, and masonry supplies

Construction and installation of masonry walls and structures not including building automation systems, building energy management systems, HVAC systems, and lighting systems; Consulting services for the construction and installation of masonry walls and structures not including building automation systems, building energy management systems, HVAC systems, and lighting systems