- ✅ What moisture resistant gypsum board (MR board) is
- ✅ How it differs from standard gypsum board
- ✅ IS & international quality standards explained
- ✅ Price range in India (2026)
- ✅ Best applications — kitchens, bathrooms & more
- ✅ How to choose the right MR board + 5 FAQs
Moisture resistant gypsum board — often called MR board or green board — is one of the most asked-about materials in Indian interiors today. Whether you’re planning a false ceiling for a bathroom, a kitchen partition wall, or a utility area, choosing the right gypsum board makes a real difference to how long your ceiling or wall lasts. In this guide, we explain what moisture resistant gypsum board is, how it’s tested, what it costs, and where it works best.
What Is Moisture Resistant Gypsum Board?
Moisture resistant gypsum board is a type of plasterboard manufactured with water-repellent additives mixed into the gypsum core, and encased in specially treated, water-resistant paper liners — usually identifiable by a green face. This composition allows the board to absorb significantly less moisture than a standard gypsum board, making it far more resistant to humidity, dampness, and mold growth over time.
Unlike standard boards, MR boards also typically include anti-microbial properties in the core and paper liners, which helps prevent the development of mold and mildew in consistently damp environments.
Moisture Resistant vs. Standard Gypsum Board
| Feature | Standard Gypsum Board | Moisture Resistant Board |
|---|---|---|
| Core Composition | Plain gypsum | Gypsum with water-repellent additives |
| Face Colour | Ivory/white | Green-faced (standard identifier) |
| Water Absorption | Higher | Below 10% as per EN-520 standard |
| Mold Resistance | Low | Anti-microbial core & liner |
| Best Use | Dry interior spaces | Bathrooms, kitchens, utility areas |
Quality Standards to Check
When buying moisture resistant gypsum board, check that it complies with recognised quality standards. In India, boards are generally tested against:
- IS 2095 (Part 1): The Indian Standard for gypsum plasterboards.
- EN-520: European standard — moisture resistant boards must keep water absorption below 10%.
- ASTM C1396: US standard — premium MR boards can achieve below 5% water absorption under this standard.
You can verify these standards directly through the Bureau of Indian Standards (BIS) portal when evaluating a supplier’s certification claims.
Common Sizes & Thickness
| Specification | Common Range |
|---|---|
| Thickness | 9.5mm, 12mm, 12.5mm, 15mm |
| Standard Size | 1220mm × 2440mm (4ft × 8ft) |
| Edge Type | Square edge (tapered/round on request) |
| Face Colour | Green face, brown/grey back |
Moisture Resistant Gypsum Board Price in India (2026)
Prices vary significantly by brand, thickness, and order quantity. Based on current market listings:
| Board Type | Approx. Price Range |
|---|---|
| Standard MR board (9.5mm-12.5mm) | ₹26 – ₹45 per sq ft |
| Premium/branded MR board | ₹45 – ₹100 per sq ft |
| Installation/labour (extra) | ₹25 – ₹45 per sq ft |
Note: Prices fluctuate by city and supplier. For an accurate quote, check current pricing on Gypstar’s Moisture Resistant Gypsum Board page.
Best Applications for Moisture Resistant Gypsum Board
- Bathrooms & washrooms: Constant humidity makes MR board essential here.
- Kitchens: Steam and splashes are common — MR board resists swelling and mold.
- Utility & laundry rooms: High moisture exposure from washing machines and drying.
- Basements & semi-enclosed areas: Naturally higher ambient humidity.
- Commercial false ceilings near wet zones: Server rooms, lift lobbies, and washroom-adjacent ceilings.
How to Choose the Right Moisture Resistant Gypsum Board
- Check the water absorption rating — look for compliance with EN-520 or ASTM C1396, not just a marketing claim of “moisture resistant.”
- Match thickness to the application — thicker boards (12.5mm-15mm) suit ceilings and partitions needing extra strength.
- Buy from a verified manufacturer — this ensures consistent core quality and proper anti-microbial treatment.
- Confirm IS 2095 compliance for projects that require Indian Standard certification.
- Ask for a sample before bulk ordering, especially for commercial-scale projects.
At Gypstar India, our moisture resistant gypsum board is manufactured with water-repellent additives and premium-grade gypsum to reduce moisture absorption while maintaining structural strength. Explore the full specifications on our Moisture Resistant Gypsum Board product page.
Need moisture resistant gypsum board for your next project? View Gypstar’s MR Board range or contact our team for pricing and bulk order support.
Frequently Asked Questions
1. Is moisture resistant gypsum board fully waterproof?
No. MR board is moisture-resistant, not waterproof. It performs well in humid environments but should not be in direct, prolonged contact with standing water.
2. How can I identify a genuine moisture resistant gypsum board?
Genuine MR boards are typically green-faced and carry certification against standards like IS 2095, EN-520, or ASTM C1396. Always ask the supplier for test reports.
3. Can moisture resistant gypsum board be used for false ceilings?
Yes. It’s commonly used for false ceilings in bathrooms, kitchens, and areas adjacent to wet zones such as lift lobbies and server rooms.
4. What is the difference between MR board and FR (fire-resistant) board?
MR board is designed to resist moisture and humidity, while FR board is designed to resist fire and slow flame spread. Some specialised boards combine both properties.
5. How long does moisture resistant gypsum board last?
With proper installation and standard maintenance, MR boards typically last 10-15 years even in consistently humid environments, without significant degradation.