Fostoria, Ohio -- Roppe Corp., announced a 4-6% increase in all major product lines. Ongoing cost increases throughout the industry have influenced this business decision. Flexco Corp. also announced a 4-6% price increase across all major product lines, with the exception of its Natural Elements Premium LVT. The price increase will be effective with shipments beginning June 25. The rising costs of transportation, raw materials and other expenses have impacted this decision, according to the company.