Jarðefnaiðnaður ehf - Icelandic manufacturer and exporter of pumice, used for production of high insulating lightweight concrete building blocks, insulation mortars and renders. Used as an inert growing medium and for mixing with soil in horticulture.

Icelandic manufacturer and exporter of pre insulated pipes for district heating networks, PE, PP, PB - PEM plastic water pipes, PVC, PP drain, sewer pipes and PVC as well as PE cable conduit pipes.