Flat Type Gooseneck Ventilation

Flat Type Gooseneck Ventilation

1. Application

Flat Type Gooseneck Ventilation has the characteristics of reasonable structure, convenient opening and closing, beautiful appearance, complete specifications, good ventilation effect, and reliable weather-proof.

2. Material
- airduct: Q235-A
- Cover & hinge & press plate & bracket: Q235-A
- check plate: H62
- Rodent-resistant net: 1Cr18Ni9Ti
- padding: Neoprene
3. Installation Precautions

- The joint of the gooseneck ventilator must be tight;Flange gaskets should be made of non-dusting and non-aging elastic materials, and no coating on the surface of the mat is strictly prohibited; Flange gaskets should be reduced as far as possible, using stairs or grooves.

- The crossing of the wall of the gooseneck ventilator and the ceiling of the clean room and the partition wall should be tight, and the sealing filler or sealant can be set, and no leakage can occur.
4. Specification

DN	airduct		Cover		padding		press plate
	D	t	D1	t1	D1	D2	D2	D3	D4
100	108	4	118	6	118	48	48	78	63
	114	6	124	8	124	54	54	84	69
		8
150	159	4.5	170	6	170	100	100	130	115
	168	6	178	8	178	108	108	138	123
		8
200	203	6	213	6	213	143	143	173	158
	219	6	229	8	229	159	159	189	174
		8
250	245	6.5	255	6	255	185	185	215	200
	273	6.5	283	8	283	213	213	243	228
		8
300	299	7.5	309	6	309	239	239	269	254
	325	7.5	335	8	335	265	265	295	280
		9