Connection of membrane to Velux flat window- Cold

Connection of thermoplastic roofing membrane to VELUX flat roof window Window type: CVP, CFP Materials: Roofing membrane (eg EVALON -V/-GV/-SK) Flashing membrane (eg EVALON -SKA) 10 cm wide lengths of membrane for corners (eg EVALON) Liquid waterproofing (eg EVALON liquid) Building silicone

Tools: Hot air welding tool Silicone press roller Brass press roller Scissors for roofing membrane Application bottle for liquid waterproofing

Note: Also follow the steps in the installation instructions enclosed with the flat roof window CVP/CFP.

1 Establish hole in roof according to installation instructions.

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®VELUX and the VELUX logo are registered trademarks used under license by the VELUX Group

Connection of thermoplastic roofing membrane to VELUX flat roof window Window type: CVP, CFP 2 Lead roofing membrane to the edge of the hole in the roof and fix kerb to roof with the screws supplied.

Do not remove the protective foil until the installation has been completed!

3 Position self-adhesive flashing membrane strips (eg EVALON -SKA) on all sides of kerb up to upper edge and weld the unbacked welding border with the roofing membrane.

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ÂŽVELUX and the VELUX logo are registered trademarks used under license by the VELUX Group

Connection of thermoplastic roofing membrane to VELUX flat roof window Window type: CVP, CFP 4 Mitre cut flashing membrane carefully to fit corners.

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®VELUX and the VELUX logo are registered trademarks used under license by the VELUX Group

Connection of thermoplastic roofing membrane to VELUX flat roof window Window type: CVP, CFP 5 2-step corner adjustment with 10 cm strips. Weld the strip to the membrane with the welding tool.

Observe a minimum overlap of 40 mm according to guidelines for flat roofs.

6 Optional: Additionally seal all joints between strips with liquid waterproofing.

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®VELUX and the VELUX logo are registered trademarks used under license by the VELUX Group

Connection of thermoplastic roofing membrane to VELUX flat roof window Window type: CVP, CFP 7 CVP only: Fit rain sensor according to installation instructions.

8 Remove protective foil from dome and insulating glass unit.

9 Fix dome with fasteners supplied.

Refer to installation instructions for operation/opening of VELUX flat roof window.

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ÂŽVELUX and the VELUX logo are registered trademarks used under license by the VELUX Group