Underlay sheets - SuperBase underlay sheet


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A guaranteed-strength bitumen roof

Katepal grants a 15-year warranty for Kattolaatat shingles.

SuperBase underlay sheet

An underlay sheet for shingle roofing and other applications. Reinforced with a polyester felt. Meets the requirements for the finnish underlay class AKK1.

Can also be used as a vapour barrier.


EAN Roll size (m) Roll weight (kg) Rolls / pallet
6417443269002 15 x 1,0 32 30
Roll size (m)15 x 1,0
Roll weight (kg)32
Rolls / pallet30

Technical data

Underlay class: AKK1
Vapour barrier class: BH3
polyester felt
Attachment: nails, self-adhesive edge
Uses: An underlay sheet for shingle roofing. Can be used as a vapour barrier and an underlay sheet in multi-layer applications.

Brochures and instructions