Clear Plastic Sign Holder 4 in. H X 36 in. WLavi Industries was founded in 1979 and weve been on an incredible journey ever since. From our beginnings as a manufacturer of premium railing systems to the launching of our first electronic queuing system, weve held steadfast to our core beliefs of uncompromising quality, precision craftsmanship and a customer focused culture. For over 35 years these values have been a cornerstone of our business as weve helped organizations across the globe