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About Sreema
– West Bengal’s Trusted AAC Block Manufacturer
At SREEMA, we manufacture high-performance AAC blocks — available in a complete range of standard and custom sizes to meet the diverse construction needs of Kolkata and West Bengal. As a dedicated AAC block manufacturer in West Bengal, we focus on strength, thermal insulation, and sustainability — ensuring the right AAC block specification maximises efficiency for every home, office, and industrial building we supply.
What We Do: Custom AAC Block Sizes — Kolkata & West Bengal
Engineered for Strength
Our AAC blocks are precision-engineered for structural strength — ideal for load-bearing walls, foundations, and large-scale infrastructure across West Bengal.
Built Your Way
Every AAC block specification plays a key role in structural strength and cost efficiency. SREEMA customises every order to your project’s exact needs.
Your Project. Your Specs.
Choosing the right AAC block grade from SREEMA — West Bengal’s leading manufacturer of AAC blocks — ensures strength, savings, and long-term durability on every build.
Building a Greener Tomorrow with the Right AAC Blocks
SREEMA manufactures AAC blocks in a variety of sizes and grades — tailored to structural and sustainability needs, from residential homes to large industrial builds across Kolkata and West Bengal. Choosing the right AAC block specification plays a key role in long-term performance, energy efficiency, and environmental responsibility.
AAC Blocks Utilisation
5-Year Target: 20,00,000 MT — Transforming industrial blocks waste into premium sustainable AAC blocks.

Energy Efficiency
Projected Savings: 1,200 MW — Our AAC block factory optimises every production process for maximum smart energy use and minimum waste.

Coal Reduction
Target Avoided: 15,00,000 MT — SREEMA AAC Blocks replace coal-fired clay bricks with cleaner, greener acc block alternatives.

Soil Preservation
Land Saved: 50,00,000 CBM — No clay used in production — protecting West Bengal’s fertile agricultural soil for future generations.

Carbon Emissions
CO₂ Averted: 50,00,000 MT — Every SREEMA AAC block contributes to a low-carbon, greener future for Kolkata and India.
Why AAC Block Quality Matter — Choose SREEMA BLOCKS
Superior Strength & Durability
SREEMA AAC Blocks are engineered to be denser and stronger than traditional clay bricks — ensuring long-term structural integrity even in the most demanding conditions. Our AAC blocks meet IS standards and are trusted by top builders across Kolkata and West Bengal for load-bearing and non-load-bearing applications alike.
Precision & Uniform Shape — Every AAC Block, Every Time
Every AAC blocks at SREEMA is manufactured using advanced moulding and autoclave techniques — resulting in consistent size, shape, and dimensional accuracy. This precision reduces plastering needs, minimises mortar consumption, and dramatically improves wall finish quality across all projects.
Cost-Effective in the Long Run — Best AAC Block Price in Kolkata
Though marginally higher in upfront cost, SREEMA AAC blocks reduce maintenance, plastering, and energy bills over the lifetime of the building — making them far more economical than clay bricks. As trusted AAC block suppliers in Kolkata, we also offer competitive factory-direct pricing to keep your project budget on track.
Years Established
Completed Projects
Field Workers
Office StaffS
“SREEMA was founded with a clear mission — to offer smart, sustainable AAC blocks that reduce industrial waste, protect fertile land, and make high-quality construction accessible across West Bengal. Our work as a manufacturer of AAC blocks is just beginning, but our values and our bricks are built strong.”
— Founders of SREEMA, AAC Block Manufacturer, West Bengal