Room Type	Standard	RT60	BGN Limit	Cost
Classroom	NBC 2016	0.4–0.6s	30–35 dBA	₹14,000–₹22,000/m²
Classroom	WELL v2 Feature 74	≤ 0.6s	≤ 35 dBA	₹18,000–₹28,000/m²
Open Plan Office	WELL v2 Feature 74	≤ 0.5s	≤ 45 dBA	₹12,000–₹22,000/m²
Meeting Room	WELL v2 Feature 74	≤ 0.6s	≤ 35 dBA	₹5,000–₹12,000/m²
Worship Space	ISO 3382	1.5–2.5s	NR-25	₹8,000–₹18,000/m²
Hospital Ward	WELL v2 Feature 74	≤ 0.6s	≤ 35 dBA	₹10,000–₹18,000/m²
Recording Studio	ISO 3382	0.3–0.5s	NR-15	₹20,000–₹40,000/m²
Restaurant	NBC 2016	≤ 0.8s	40–50 dBA	₹6,000–₹14,000/m²
Concert Hall	ISO 3382	1.8–2.2s	NR-15	₹45,000–₹80,000/m²
Home Studio	ISO 3382	0.2–0.4s	NR-25	₹1,200–₹6,000/m² total

Frequently Asked Questions: India Acoustics

What acoustic standards apply in India?▾

India uses NBC 2016, WELL v2 Feature 74, ISO 3382. Requirements vary by room type and building use.

How many room types have acoustic requirements in India?▾

There are specific acoustic requirements for 9 room types in India, covering 10 room-standard combinations including classrooms, offices, hospitals, and performance spaces.

How much does acoustic treatment cost in India?▾

Acoustic treatment costs in India vary by room type. For example, Classroom treatment costs ₹14,000–₹22,000/m². Use the free calculator for project-specific estimates.

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