Circular ducts

Y-pieces

A Y-piece splits one duct into two branches. With an angle of 45°, 90° or 180° between the branches, from Ø 80 to Ø 1500 mm.

Key data

Diameters: Ø 80 to Ø 1500 mm
Material: Galvanised steel (Z275), stainless steel 304 and stainless steel 316.
Connection: Male fittings with a U-shaped EPDM gasket that slide into the spiral duct.
Airtightness: Pressed pieces: airtightness class D, all other pieces: class C, to EN 1507.

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Sizes

All sizes in mm. The article code is shown next to each version: replace Ø with the size you need.

90° Y-pieces

BK90s-Ø1-Ø2-Ø3

Also with Ø2 ≠ Ø3 or an angle other than 90°.

Dimension drawing 90° Y-pieces

Ø1	Ø2 = Ø3
80	80
100	80 – 100
125	80 – 125
150	80 – 150
160	80 – 160
180	80 – 180
200	80 – 200
225	80 – 225
250	80 – 250
280	80 – 280
300	80 – 300
315	80 – 315
355	80 – 355
400	80 – 400
450	80 – 450
500	80 – 500
560	80 – 560
600	80 – 600
630	80 – 630
710	80 – 710
800	80 – 800
900	80 – 900
1000	80 – 1000
1250	80 – 1250
1400	80 – 1400
1500	80 – 1500

45° Y-pieces

BK45s-Ø1-Ø2-Ø3

Dimension drawing 45° Y-pieces

Ø1	Ø2 = Ø3
80	80
100	80 – 100
125	80 – 125
150	80 – 150
160	80 – 160
180	80 – 180
200	80 – 200
225	80 – 225
250	80 – 250
280	80 – 280
300	80 – 300
315	80 – 315
355	80 – 355
400	80 – 400
450	80 – 450
500	80 – 500
560	80 – 560
600	80 – 600
630	80 – 630
710	80 – 710
800	80 – 800
900	80 – 900
1000	80 – 1000
1250	80 – 1250
1400	80 – 1400
1500	80 – 1500

180° Y-pieces

BK180s-Ø1-Ø2-Ø3

Dimension drawing 180° Y-pieces

Ø1	Ø2 = Ø3
80	80
100	100
125	125
150	150
160	160
180	180
200	200
225	225
250	250
280	280
300	300
315	315
355	355
400	400
450	450
500	500
560	560
600	600
630	630
710	710
800	800
900	900
1000	1000
1250	1250
1400	1400
1500	1500