Simon Acoustic Ventilators

Sound reduction up to 42db open
All models have been tested in accordance with BS EN ISO 717-1:1997 & BS EN 20140-10:1992
All models have a minimum Equivalent Area of 2500mm2
Meets WHO recommended reduction of 33db
Can be supplied on Glazed-in carrier bar
Some models available with humidity control

Description

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The Simon Acoustic ventilator range is designed to assist in creating aesthetic solutions for all acoustic requirements. All ventilators in our range meet the requirements of Approved Document F & Approved Document E of the Building Regulations.

Model Details	dB closed	db Open	EA to BS13141-1	Measured Area	Internal Dimensions	External Dimensions	Slot Size
Acoustic FV	40	32	2830	4080	400 x 20	431 x 45	340 x 12
Acoustic SL	39	33	2967	4080	400 x 18	431 x 45	340 x 12
Acoustic EMM	39	33	3199	4080	404 x 31	431 x 45	340 x 12
Acoustic EHA	38	36	2799	4080	423 x 54	431 x 45	340 x 12
Acoustic EHAS	41	38	2799	4080	423 x 54	431 x 45	340 x 12
EHA & AEA851	-	41	3912	3925	423 x 54	420 x 54	2x (177x12) (10mm land)
EHAS & AEA851	-	42	3912	3925	423 x 54	420 x 54	2 x (177x12) (10mm land)

ACOUSTIC FV

Supplied with PVCu internal flap unit and aluminium external canopy
Rod control option available

ACOUSTIC SL

Manufactured full from aluminium
Rod control option available

ACOUSTIC EMM

Supplied with PVCu internal unit and aluminium external canopy
Uses a hygromatic sensor to open and close dependent on the quantity of moisture in the room

ACOUSTIC EHA