Room Type	Standard	RT60	BGN Limit	Cost
Classroom	ANSI S12.60	≤ 0.6s unoccupied	≤ 35 dBA	$22,000–$32,000 per classroom
Classroom	WELL v2 Feature 74	≤ 0.6s	≤ 35 dBA	$25,000–$38,000 per classroom
Open Plan Office	WELL v2 Feature 74	≤ 0.5s	≤ 45 dBA	$95–$175/m²
Open Plan Office	ANSI S12.60	No specific target	≤ 45 dBA	$85–$155/m²
Meeting Room	WELL v2 Feature 74	≤ 0.6s	≤ 35 dBA	$5,000–$12,000 installed
Hospital Ward	WELL v2 Feature 74	≤ 0.6s	≤ 35 dBA	$28,000–$45,000 per 100m²
Recording Studio	ISO 3382	0.3–0.5s	NR-15	$400–$700/m²
Home Studio	ISO 3382	0.2–0.4s (voice/podcast)	NR-25	$1,800–$9,000 total
Concert Hall	ISO 3382	1.8–2.2s (symphony)	NR-15	$800–$1,200/m²
Sports Hall	ANSI S12.60	≤ 1.5s	≤ 55 dBA	$50–$100/m²
Restaurant	WELL v2 Feature 74	≤ 0.8s	40–50 dBA	$70–$130/m²
Worship Space	ISO 3382	1.5–2.5s	NR-25	$130–$300/m²

Frequently Asked Questions: United States Acoustics

What acoustic standards apply in United States?▾

United States uses ANSI S12.60, WELL v2 Feature 74, ISO 3382. Requirements vary by room type and building use.

How many room types have acoustic requirements in United States?▾

There are specific acoustic requirements for 10 room types in United States, covering 12 room-standard combinations including classrooms, offices, hospitals, and performance spaces.

How much does acoustic treatment cost in United States?▾

Acoustic treatment costs in United States vary by room type. For example, Classroom treatment costs $22,000–$32,000 per classroom. Use the free calculator for project-specific estimates.

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