The Engineer's First & Only Choice — 200+ Waterproofing & Construction Chemicals, Since 44 Years
Trusted on 1 million+ sq.m of protected surfaces across India · ISO 9001:2015 certified · 44 years of engineering expertise.
once.
Seal it right.
Membrane systems, crystalline treatments, and liquid coatings for roofs, basements, and wet areas — engineered for monsoon India.
Chemicals
ISO 9001 certified.
The expertise behind Armstrong Chemicals goes back to 1982 — four decades of hands-on waterproofing and construction chemical work. Armstrong Chemicals Pvt. Ltd. is where that experience formally came together.
Reinforce.
Protect.
PU injection systems, epoxy grouts, and repair mortars for crack sealing, leak control, and concrete restoration.
Latest news
Thank you, Warangal
An overwhelming response at Warangal Build Expo 2026, held 25th and 26th September.
- Product showcase
- Site problem Q&A
- Technical guidance
- System selection
Solutions for every
surface and structure.
Waterproofing Systems
Membrane coatings, crystalline treatments, and liquid systems for roofs, basements, and wet areas.
Injection Grouting
PU and epoxy injection systems for active leaks, crack sealing, and structural void filling under pressure.
Tile & Flooring
High-performance tile adhesives, epoxy grouts, and floor prep systems for all project types.
Structural Repair
Repair mortars, and bonding agents for concrete restoration and protection.
Anti-Corrosive & Protective Coatings
This range of anti corrosive coatings protects steel, iron and reinforcement bars from rust in industrial, coastal and chemical environments.
Cool Roof Coatings
Heat-reflective coatings reducing indoor temps by up to 8°C — made for Indian summers.
Sealants
PU and polysulphide sealants.
Concrete Admixtures
Plasticizers, and waterproofing integral admixtures for concrete mixes.
Common Problems We Solve
Tell us what you see on the wall or ceiling — we'll show you what's causing it and the system that fixes it.
Terrace Leakage
Stains or drips under the roof slab
Bathroom Leakage
Damp patches or stains on the ceiling below a bathroom or wet area
Damp External Walls
Patches, fungus, algae after rain
Efflorescence
Peeling paint band, white powder
Basement Seepage
Water through joints and walls
Cracks & Joints
Gaps that let water in
Rust & Spalling
Rust stains, flaking concrete
Water Tanks & Sumps
Seepage or unsafe water in storage
Experience and quality
44 years of
experience
World-class chemistry expertise. Indian manufacturing precision. Every product is proudly calibrated for Indian conditions from day one — not adapted later, Swadeshi ! built here.
Quality that's
certified, not claimed.
ISO 9001:2015 certified manufacturing. Full application records and warranty-backed treatments for institutional and government projects.
Field engineers,
not just salespeople.
Our technical team visits your site, assesses the problem, and prescribes the right treatment — then supervises application from start to finish.
The standard engineers
rely on.
In-house manufacturing
Formulated and produced at our Hyderabad plant under strict ISO protocols — not third-party or imported.
India-specific R&D
Products calibrated for Indian humidity, monsoon cycles, and extreme summer heat over four decades.
Site support included
Field engineers assess, prescribe, and supervise application — not just supply-and-ship.
Warranty documentation
Written warranty-backed treatments with full application records for compliance requirements.
Have a waterproofing problem?
Our team will visit your site, assess the damage, and prescribe the right treatment — backed by a written warranty.
Looking for the full product range?
200+ construction chemical products across waterproofing, repair, tile, and admixture systems.
Structural crack or active leak?
PU and epoxy injection systems for emergency repair and long-term structural restoration.