BOMwiki the bill-of-materials encyclopedia
30,454,201 parts mapped · 193,225 items
Discussion History

Ventilation with Sound Silencing

Assembly

Fresh air supply and exhaust with silencer boxes to prevent sound transmission. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Ventilation with Sound Silencing parts and their functions

6 top-level parts · 9 parts in total · full bill of materials below
Ventilation with Sound Silencing parts diagram: 1 supply air duct, 2 supply air silencer, 3 exhaust air duct, 4 exhaust air silencer, 5 airflow damper / valve, 6 one-way vent valve. 9 parts in 6 top-level items.
Ventilation with Sound Silencing parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Supply Air Duct 1× 100 mm diameter rigid or flex duct, sealed to wall.
2 Supply Air Silencer 2 parts 1× Box-type or inline silencer, 25 dB reduction, 50 CFM capacity.
3 Exhaust Air Duct 1× 100 mm diameter, sealed to wall, external termination.
4 Exhaust Air Silencer 2 parts 1× Similar to supply silencer, prevents external noise ingress.
5 Airflow Damper / Valve 2× Manual or motorized damper, controls CFM and prevents drafts.
6 One-Way Vent Valve 1× Flapper valve, prevents backflow.

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
product / assembly shared across products atomic part related product

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for Ventilation with Sound Silencing

6 top-level lines · 10 rows shown · 9 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Supply Air Duct audiology-booth-supply-duct 1× 1 · part
2 Supply Air Silencer 2 parts audiology-booth-supply-silencer 1× 1 2 assembly
2.1 Silencer Shell audiology-booth-silencer-shell 1× 1 · part
2.2 Silencer Foam Lining audiology-booth-silencer-foam-lining 1× 1 · part
3 Exhaust Air Duct audiology-booth-exhaust-duct 1× 1 · part
4 Exhaust Air Silencer 2 parts audiology-booth-exhaust-silencer 1× 1 2 assembly
4.1 Silencer Shell audiology-booth-silencer-shell 1× 1 · part
4.2 Silencer Foam Lining audiology-booth-silencer-foam-lining 1× 1 · part
5 Airflow Damper / Valve audiology-booth-airflow-damper 2× 2 · part
6 One-Way Vent Valve audiology-booth-vent-valve 1× 1 · part

Something wrong in this list? Report a problem with this BOM.

Where the ventilation with sound silencing is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Audiology Booth

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Flex (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
bydelectronic.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks