VTB 30x3,5 | Experts for protection from lightning, cable and solar solutions

News AUTOCOVER: Advancing automation and digital traceability in Hermi cable tray cover production Celje, 25 September 2026 – Hermi is launching AUTOCOVER, a new development project designed to moder... More

VTB Sealing collar - 30X3,5 mm passing through concrete walls

Code: 110044

VTB Sealing collar - 30X3,5 mm passing through concrete walls

Code: 110044

VTB Sealing collar prevents water and moisture from entering the foundation via round or flat conductor. The sealing collar is suitable for mounting on a round conductor Ø10 mm or a flat conductor of dimension 30 x 3,5 mm.

TECHNICAL DATA AND STANDARDS

LEGEND

MATERIAL

	LABEL	MATERIAL
	Rf	stainless steel
	Rf*H4	acid-resistant stainless steel
	Cu	copper
	Al	aluminium
	Fe	steel
	FeZn	galvanized steel
	FeZn-H	hot-dip galvanized sheet metal
	KFe	polypropylen
	FeCu	copper coated steel
	Me	brass
	PE	polyetilen - UV resistant
	N	nylon – UV resistant
	P-SV	polyester with UV resistant glass fibres
	pvc	electrostatic plastic-coated
	PVC	resistant synthetic material
	Wood	wood
	Concrete	concrete
	Ltž	cast iron
	CuSn	tinned copper
	PP	polypropylen