Roof Construction

AlfaFlex Foil Adhesive Tape Airtight Sealilng of Vapour Barriers flexible green

Highly flexible, aggresively bonding foil tape

153 Alfa Flex (flexible foil-tape)

21.650 customers trust this product!

Universal for penetrations and overlaps. Single-sided, aggressive adherent film tape, highly elastic and flexible, for the airtight and windproof sealing of vapour barriers and roofing underlays.

153 Alfa Flex anzeigen

Alfa Pro impregnated Paper-Adhesive-Tape for the airtight sealing of the building shell

One sided sealing tape with high adhesive strength

161 Alfa Pro (special paper tape)

5.453 customers trust this product!

Yellow, aggressiv adherent special paper tape for the airtight sealing of foil overlaps at vapour barriers, vapour control layers and joints at fibreboards.

161 Alfa Pro anzeigen

Alfa DS100 Adhesive Compound for Vapour Barriers as Cartridge or Tubular Bag

Elastic adhesive compound

100 Alfa DS 100

14.658 customers trust this product!

Airtight bonding of connection points. Elastic adhesive compound for the airtight sealing of construction foils to the structural shell (e.g. masonry).

100 Alfa DS 100 anzeigen

Alfa Rufol varia vapour control layer with our without adhesive strips

Humidity regulating all-purpose vapour barrier

171 Alfa Rufol varia (vapour control layer)

3.081 customers trust this product!

Humidity regulating and re-drying allround vapour control layer Alfa Rufol varia for an airtight building envelope at new buidling and renovation. Available with or without selfadhesive strips.

171 Alfa Rufol varia anzeigen

173 Alfa UDB-A 165 sheathing membrane in dark grey or blue

Our most popluar, highly vapour permeable roofing underlay with 170 g/m²

173 Alfa Rufol UDB-A 165 (roofing underlay)

2.447 customers trust this product!

Suitable as temporary roofing up to 6 weeks (roof pitch > 16°) A-classified (ZVDH), driving rain-proof, highly diffusion open roofing underlay for ventilated and non-ventilated pitched roofs.

173 Alfa Rufol UDB-A 165 anzeigen

Alfa Rufol SD 100 2.0 SK self-adhesive vapour control layer

Compact vapour barrier

177 Alfa Rufol SD 100 2.0 SK (with self adhesive strips)

357 customers trust this product!

Alfa Rufol SD 100 2.0 SK is a tear and impact resistant vapour control layer with an sd-value of > 100 m and self-adhesive strips.

177 Alfa Rufol SD 100 2.0 SK anzeigen

Aluminium vapour seal with a grammage of 110 g/m²

181 Alfa Rufol ALU SD 1500

68 customers trust this product!

Ageing-resistant, vapour-tight moisture barrier with an sd-value of > 1,500 m and a grammage of 110 g/m².

181 Alfa Rufol ALU SD 1500 anzeigen

Inexpensive, re-drying vapour control layer

Inexpensive, humidity regulating all-purpose vapour retarder

171 Alfa Rufol varia E (vapour control layer)

215 customers trust this product!

Simple vapour barrier for an airtight building shell. Ideal for between-rafters insulation (inside and outside) or for over rafter insulation with mineral insulation material.

171 Alfa Rufol varia E anzeigen

Moisture-adaptive, vapour-retardant membrane

168 Alfa Rufol Thermo varia SD (vapour control layer)

148 customers trust this product!

Moisture-variable vapour barrier for renovations. Creates an airtight building shell. Ideal for between-rafters insulation (inside and outside) or for over rafter insulation. Available with or without selfadhesive strips.

168 Alfa Rufol Thermo varia SD anzeigen

UV-resistant foil tape with high adhesive strength

150 Alfa Flex Ultra (Multi-purpose foil-tape)

1.200 customers trust this product!

Versatile foil tape with particularly strong adhesive for the airtight and windtight sealing of joints. Can be used in hot or cold temperatures and does not have to be protected from sunlight! Very robust but tearable by hand.

150 Alfa Flex Ultra anzeigen

Roofing underlay with nail sealing properties and adhesive strips

180 Alfa Rufol Thermo ND SK (roofing underlay)

160 customers trust this product!

Highly diffusion open roofing underlay with a grammage of 220 g/m² and self-adhesive strips for an easy installation.

180 Alfa Rufol Thermo ND SK anzeigen

Ventilation layer for metal roofs

184 Alfa Metal Roof Separation Layer

24 customers trust this product!

Separation layer to prevent corrosion. 9mm 3-dimensional polypropylene ventilation layer.

184 Alfa Metal Roof Separation Layer anzeigen

Hihgly vapour permeable separation layer for metal roofs

183 Alfa Metal Roof Underlay SK

33 customers trust this product!

Separation layer with self-adhesive strip to guarantee the ventilation of metal roofs and claddings. The ideal solution for standing seam metal roofs and facades made of titanium zinc.

183 Alfa Metal Roof Underlay SK anzeigen

Green roofing underlay with nail sealing properties and adhesive strips

165 Alfa Rufol UDB-A Protect 200 SK (roofing underlay)

54 customers trust this product!

Highly diffusion open roofing underlay with a grammage of 200 g/m² and self-adhesive strips for easy installation. Particularly slip-resistant. Can be installed under any kind of roof and for all customary roof slopes - also under photovoltaic modules.

165 Alfa Rufol UDB-A Protect 200 SK anzeigen

Roof Construction

Categories roof and timber construction

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