BIS Certification for Concrete Masonry Units – Hollow and Solid Lightweight Concrete Blocks (IS 2185 Part 2)

Introduction
IS 2185 (Part 2):1983 defines the basic requirements for making lightweight concrete blocks, both hollow and solid, used in structural and non-structural parts of buildings. This standard ensures that such blocks meet strict quality and performance benchmarks set by BIS. Getting BIS certification under this standard helps manufacturers prove that their products are durable and strong. It also improves the market value of these blocks while giving builders and customers confidence that the materials used in construction are reliable and effective.Lightweight concrete blocks must be BIS certified to ensure that they meet the quality and performance standards set by the Bureau of Indian Standards. Certification confirms that the blocks are strong, durable, safe, and compliant with all regulatory requirements. In construction projects, this means only materials that meet high safety and quality standards are used, ensuring structural integrity. For builders and contractors, BIS-certified blocks provide reliability and reduce risks on-site.With rapid urbanization and a growing focus on environmental sustainability, the demand for lightweight concrete blocks in India has increased significantly. These blocks are preferred because they save energy and have less impact on the environment, supporting eco-friendly construction practices. Consistency in quality and performance not only ensures safety but also helps in completing projects on time. BIS certification adds credibility to the blocks, giving builders and contractors more confidence and making them a stronger choice in the competitive construction market.End Uses:- Structural Applications: Used in load-bearing walls, offering strength and stability for different building types.
- Non-Load Bearing Walls: Ideal for partitions and interior walls, providing good thermal and sound insulation.
- Architectural Finishes: Suitable for facades and decorative purposes, adding aesthetic appeal while ensuring durability.
Overview of IS 2185 Part 2: 1983
The Indian Standard IS 2185 Part 2: 1983 specifies the requirements for lightweight concrete blocks, both hollow and solid. It defines their size, compressive strength, density, and thermal insulation features.
Scope of IS 2185 Part 2: 1983
This standard also explains the manufacturing methods, testing procedures, and quality control measures that must be followed. These guidelines ensure that the blocks meet the required standards for strength, safety, and effective use in building construction.Key Points of IS 2185 Part 2: 1983- Material Standards: Specifies the types, quality, and composition of materials used for making hollow and solid lightweight concrete blocks.
- Performance Criteria: Sets the requirements for strength, durability, heat insulation, and resistance to moisture in these blocks.
- Safety Guidelines: Explains the safety rules for handling, installing, and maintaining the structural stability of the blocks.
- Testing & Compliance: Provides methods and procedures for testing to confirm that the blocks meet the required standards and performance levels.
Key Highlights
Applicable Tests
- Surface texture and finish
- General requirements
- Block density
- Water absorption
- Cement quality
- Fly ash content
- Aggregates quality
- Water quality
- Additives/Admixtures
- Moisture movement
- Drying shrinkage

Note - For complete details about the BIS ISI Certification process, please visit:
Visit :Timeline for BIS Certification
The estimated time to get BIS Certification for Concrete Masonry Units – Hollow and Solid Lightweight Concrete Blocks under IS 2185 (Part 2):1983 is as follows:
- For Indian Manufacturers – Usually takes around 30 days
- For Foreign Manufacturers – Usually takes around 180 days
Benefits of BIS CertificationBIS certification provides many important advantages:
| Benefit | Description |
| Access to the Indian Market | BIS certification is a prerequisite for selling these blocks in India, ensuring compliance with local regulations. |
| Compliance with Indian Standards | Certified blocks meet the stringent quality and safety standards established by BIS. |
| Enhanced Product Credibility | BIS certification enhances the credibility of the product, making it more attractive to builders and contractors. |
| Increased Customer Trust | Customers are more likely to choose BIS-certified blocks, knowing they meet high standards for quality and safety. |
| Benefits for MSMEs | Small and medium-sized enterprises (MSMEs) can gain a competitive advantage by offering BIS-certified products, ensuring they meet market demands for quality. |
Case Studies
In one major project, the focus was on using eco-friendly and energy-saving construction materials to meet both environmental and cost goals. The team selected BIS-certified hollow and solid lightweight concrete blocks. These blocks provided excellent thermal insulation, which reduced the need for extra cooling systems. Their use not only made the construction process quicker but also helped homeowners save energy in the long run. This made the project a success in terms of both sustainability and affordability.
Conclusion
Concrete hollow and solid blocks are essential building materials in modern construction, offering strength, durability, and easy installation. To ensure safety and quality, these blocks must be certified by BIS under IS 2185 [Part 1]: 2005. This certification guarantees that the products meet the required standards of performance and reliability.
EVTL India plays a key role in assisting manufacturers and importers in obtaining BIS certification for concrete blocks. With its expertise and professional approach, EVTL India ensures that products comply with IS 2185 (Part 1): 2005, helping companies gain credibility and better market acceptance.
As demand for sustainable and high-quality construction materials continues to grow, BIS-certified concrete blocks will remain one of the most reliable choices for builders and developers. EVTL India, as a trusted compliance partner, supports businesses in meeting all regulatory requirements for selling and importing products in the Indian market.