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Ventilator

① Ridge ventilation system

Ridge ventilation system is a kind of natural ventilation system. It uses the heat pressure generated by indoor and outdoor natural conditions to absorb new air at the lower part of the building, and dissipate indoor air through the ventilation system on the roof, thus forming air circulation.

Features: convenient transportation and installation, long service life, good overall feeling, good firmness and stability, good wind and rain resistance effect.

Ventilation efficiency table

Q (m3 / min / M) outdoor wind speed SP（m/sec）				FE-900				FE-1200				FE-1500				FE-2100
Q (m3 / min / M) outdoor wind speed SP（m/sec）				2	3	4	5	2	3	4	5	2	3	4	5	2	3	4	5
room withi External temperature degree difference	3℃	Ventilator and air exchange port, opening space	6	50	67	85	104	68	90	114	138	83	111	142	173	116	150	198	242
			9	54	70	88	106	73	95	118	141	90	117	146	177	126	164	204	274
			12	58	73	91	108	78	99	121	144	97	122	150	181	136	171	210	252
			15	62	76	93	110	83	103	124	147	103	127	154	184	145	178	216	257
	5℃		6	56	71	88	107	74	95	118	142	93	119	147	178	130	166	206	149
			9	62	76	92	111	81	102	124	147	103	127	154	184	154	178	216	257
			12	68	81	96	114	89	108	129	152	113	135	161	190	158	189	225	265
			15	72	86	100	117	97	114	134	150	122	143	167	195	171	200	234	272
	10℃		6	67	81	96	113	90	108	128	151	112	135	161	189	157	188	225	264
			9	77	89	103	119	102	119	138	159	128	149	173	200	179	207	241	279
			12	86	97	110	125	114	130	147	167	143	163	184	210	200	226	257	293
			15	95	105	117	131	126	140	155	175	158	175	195	219	221	244	273	307
	11℃		6	77	89	103	119	103	119	138	159	129	148	172	199	180	208	241	278
			9	89	100	113	128	116	133	151	170	149	166	188	213	207	233	263	289
			12	101	110	122	136	134	147	163	181	168	184	204	227	234	257	285	317
			15	121	120	131	144	149	160	175	192	187	201	219	240	261	281	306	336

Q = A-V / L q = air volume to be discharged and exchanged a = set air exchange times v = building volume w * L * H L = design length of ventilator

② Turbine ventilator
Features: convenient and quick installation, good ventilation effect, good waterproof performance, no leakage.
Exhaust volume of j-500 turbine exhaust fan

Wind speed (M / sec)）			3.2			6.4				8						9.6						12.8						16.0
Temperature difference			5	10	15	5	10	15		5		10		15		5		10		15		5		10		15		5		10		15
model	Laryngeal diameter (mm)	height (M)	Exhaust volume (㎡ * m / HR)
J-500	500	3	1526	1857	2076	2323	2657	2874	2799		3131		3352		3214		3546		3767		4145		4477		4698		5094		5425		5643
		6	1797	2222	2540	2594	3020	3338	3071		3498		3813		3486		3913		4227		4417		4844		5158		5365		5789		6157
		9	2030	2540	2938	2830	3338	3734	3303		3813		4212		3718		4227		4627		4649		5158		5558		5598		6107		6505
		12	2222	2811	3255	3020	3607	4068	3498		4084		4544		3913		4500		4959		4844		5431		5890		5789		6378		6837

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