ASI Solutions is a specialist materials developer, designing and providing proven and outstanding preservation and repair solutions for asphalt surfaces.ASI's best known product is RHiNOPHALT®, an asphalt preservative which penetrates into the asphalt to form a hard seal against the effects of bitumen ageing and water ingress. RHiNOPHALT® is proven to significantly extend the life of roads, runways & taxiways, and test tracks - in fact anything made with asphalt !ASI employees are experienced asphalt professionals and alongside our approved delivery parteners, we provide asphalt preservation in UK, Europe, and many countries internationally.