Intumescent strip

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Intumescent strip

Name: Intumescent strip
Brand: Würth
SKU: 88882501030404

As pipe sleeve

Available in 1 version

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Art.-no.

1

Exclusively for trade customers

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Prices for customers after login

Entirely maintenance-free. Can be installed in extremely tight spaces. No drilling or plugging required

Proof of Performance

Lay self-adhesive strips around pipe in accordance with approval

Fill remaining opening with fire protection cement without leaving hollow spaces

Affix ID plate

Pipe outside dia. mm	Installation option I plus	No. of wrapping layers I plus Depth 50 mm Thickness per wrapping layer 2 mm	Required length in cm of wall	Required length in cm of ceiling	No. of wrapping layers with B2 protective hose
32	Wall/ceiling	2	50	25	2
40	Wall/ceiling	2	60	30	2
50	Wall/ceiling	2	72	36	2
63	Wall/ceiling	3	136	68	5
75	Wall/ceiling	3	158	79	5
90	Wall/ceiling	4	250	125	5
110	Wall/ceiling	4	300	150	5
125	Wall/ceiling	6	500	250	6
140	Wall/ceiling	6	578	289	6
160	Wall/ceiling	6	652	326	6
180	Ceiling	8 x 2	-	987	8 x 2
200	Ceiling	8 x 2	-	1088	8 x 2

Pipe outside dia. mm	Installation option I iso	Natural rubber insulation thickness mm	No. of wrapping layers I iso. Depth 50 mm Thickness per wrapping layer 2 mm	Pipe group according to approval, systems 3-9
≤ 32	Wall	7 - 27	1	A-1 B-1
> 32 ≤ 75		6 - 30	2
> 75 ≤ 110		6 - 32	3
≤ 32	Ceiling	7 - 27	1	A-3 B-3
> 32 ≤ 75		6 - 30	2
> 75 ≤ 110		6 - 32	4
≤ 75	Wall/ceiling	-	1	A-2, A-4 B-2, B-4
> 75 ≤ 110	Wall/ceiling	-	2	A-2, A-4 B-2, B-4
≤ 40	Wall/ceiling	11 - 27	2	C (Unipipe)
> 40 ≤ 110	Wall/ceiling	12 - 32	4	C (Unipipe)
≤ 40	Ceiling	-	2	C (Unipipe)
> 40 ≤ 110	Ceiling	-	4	C (Unipipe)

Application area

For use in system F3 15

For wall and ceiling ducts in solid structural components and light partition walls

For flammable pipes of building material classes B1 and B2 I plus: With pipe outside diameter up to 160 mm for walls and 200 mm for ceilings/I iso: With pipe outside diameter up to 110 mm in ceilings and walls.

For exact specifications, please refer to the general construction type approval I plus Z-19.53-2453/general construction type approval Z-19.53-2312 and the installation instructions.

For walls, two sleeves are required; however for ceilings only one sleeve is required on the underside