Rotary bell mouth outlet

Drawing

Main Specification

Nom.dia.DN	Section area m2	D	D1	L	L1	L2	Steel sheet (GZ)
150	0.0176	154	192	272	58	110	3.045
200	0.0314	203	254	323	70	110	6.054
250	0.0492	253	316	376	83	150	8.498
300	0.0707	303	379	428	95	150	10.822
350	0.0960	352	440	481	110	200	17.470
400	0.1250	402	503	533	120	200	21.101
450	0.1589	456	570	590	134	200	25.994

Note: Adjusting plates matched according to customer requirements

Our company can offer ventilation grill A (GB/T 462-1996), ventilation grill B、C、D(CB/T 462-1996), ventilation grill E、F(GB/T 462-1996), Round fixed air diffuser (CB 458-85) too.