EVVRC - EVVRB Exhaust steel air valves

Description

Steel exhaust air valves painted white, with adjustable central cone.

Characteristics

Material: steel.
Finish EVVRC: painted white RAL 9010.
Finish EVVRB: painted white RAL 9016.
Installation: by means of non-visible screws.

Use

Ceiling installation, directly on the duct, for air exhaust in service rooms, bathrooms and shops.

Dimensions:

Models	A (mm)	B (mm)	C (mm)	D (mm)	E (mm)
EVVRC - EVVRB 80	116	60	38	105	79
EVVRC - EVVRB 100	140	76	38	125	99
EVVRC - EVVRB 125	166	100	45	150	124
EVVRC - EVVRB 150	203	120	50	175	149
EVVRC - EVVRB 160	210	130	50	186	159
EVVRC - EVVRB 200	250	160	56	225	199

Operating data:

Vk: effective speed (m/s)
m³/h: flow rate
Pa: pressure drops in Pascal
L(m): air throw in metres calculated on ceiling installation, terminal velocity 0.25 m/s
dB(A): noise level

Models	m³/h	Apertura "S" (mm)	Perdita di carico (Pa)	dB(A)
EVVRC - EVVRB 80	40	3	35	22
	40	0	80	31
	60	9	40	30
		6	55	32
		3	100	38
EVVRC - EVVRB 100	80	8	35	25
		6	55	30
		4	85	34
	100	10	58	33
	100	8	72	36
	120	10	68	36
EVVRC - EVVRB 125	100	6	35	23
		3	50	26
		0	90	34
	140	15	28	25
		12	34	27
		9	45	28
		6	65	33
		3	100	36
	180	15	45	32
		12	50	33
		9	70	35
EVVRC - EVVRB 150 / 160	160	10	25	20
		5	42	23
		2	70	30
		0	90	35
	200	10	40	24
		5	68	30
		2	95	35
	250	15	38	26
		10	59	30
		5	95	36
EVVRC - EVVRB 200	300	20	25	25
		15	35	27
		12	50	30
		9	68	32
		6	100	35
	350	20	35	30
		15	55	33
		12	70	35
	400	20	50	34
	400	15	65	36