ANTI DRIPPING FELT
DEWEB®NT S

FOR METAL ROOFING

Applied on inner side of metal roofing of non insulated buildings, DEWEB®NTS, self-adhesive thin polyester felt light gray colour, captures condensation that appears under the metal roof during transitions of temperatures and during the activity inside the building.

Designed for metal buildings with uninsulated roofs such as :

Farm buildings:
» Wharehousesfor dry products and machinery,
» Stables,

» Industrial sheds,
» Uninsulatedworkshops.

» Shed,
» Garages,
» Storage depots.



DEWEB®NTS is delivered to roll forming plants profiling, in rolls ready to be applied on flat steel sheets by scrolling before forming sheets.
DEWEB®NTS felt is applied on steel sheet with a suitable unwinder machine which rewind the plastic protector.

Its advantages

Absorbs condensation and prevents the fall of water dro ps. No damage to materials stored below.

Evacuates the water overflow outside downslope, strong drainage.

Prevents water upwelling from the lower slope or junction roof in case of rain or snow.

Lasting protection against corrosion on inner side of the roofing sheets.

Removes the use of stretched absorbent sheet or other additional material with absorbing goal.

Offers a time saving construction for anti-condensation system.

Meets the fire regulations.

Cheap.

Comparison between solutions:
Deweb®NTS / Type Stretched canvas

ADVANTAGES

DEWEB®NTS

Metal roof protected from corrosion by the inside.

Removal of water by evaporation and evacuation of overflow water outwardly.

Saving time for carpenters.

Lightweight acoustical effect by limiting the resonance.

Euroclass fire classification B.

Positioning correct price compared to canvas + cables + installation.

Anti dripping solutions « Stretched canvas »

Cheap canvas.

Removal of water by evaporation.

DRAWBACKS

Anti dripping solutions « Stretched canvas »

No external exhaust, if strong condensation dripping possible.

Does not protect inner side of the roof from corrosion by condensation.

Time and cost of installation of cableways and canvas.

Bacterial growth and possible blackening effect due to water stagnation.

Easier combustion of canvas due to dust accumulation effect.

DEWEB®NTS

Use of drainage strip for wooden structures.

Jan Maracz Firma Usługowo-Handlowa Janmar Solniczki
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