SoySaucePrinterInk@sh.itjust.works to Home Improvement@lemmy.world · 1 year agoWhat is this on my apartment hydronic baseboard heater?sh.itjust.worksimagemessage-square8fedilinkarrow-up123arrow-down10
arrow-up123arrow-down1imageWhat is this on my apartment hydronic baseboard heater?sh.itjust.worksSoySaucePrinterInk@sh.itjust.works to Home Improvement@lemmy.world · 1 year agomessage-square8fedilink
minus-squareikidd@lemmy.worldlinkfedilinkEnglisharrow-up1·1 year agoIt’ll pick up some copper oxidation on brass fittings.
It’ll pick up some copper oxidation on brass fittings.