Thermal insulation
Balances extreme summer/winter swings, pulling surface temperature into the comfort band.
Four Seasons · One Protection
Since 1962 we unite heat, water, sound, moisture and fire resistance in a single water-based thermal coating. As you scroll, watch the temperature gap between an untreated surface and one protected by ISO THERMAL.
By the Numbers
Continuous production, R&D and field application in thermal paint, heat insulation and isolation since 1962.
Safe Insulation, Safe Future
Since 1962, an engineering-led insulation and isolation brand uniting heat, water, sound, moisture and fire resistance in a single water-based thermal coating.

Thermal proof
Thermal-camera measurements make the thermal-insulation difference ISO THERMAL creates in a single coat visible. The water-based coating reflects radiant solar heat and filters conductive heat, pulling surface temperature into the comfort band.
While the natural seasonal difference is only 8-10°C, ISO THERMAL delivers a surface drop of up to 25-30°C — a direct saving on heating and cooling costs.
Why ISO Thermal
One water-based coating: heat insulation, waterproofing, sound insulation, fire and mould protection — each backed by field and laboratory data.
Balances extreme summer/winter swings, pulling surface temperature into the comfort band.
Mass loss of 0.092 under atmospheric pressure (limit 0.1) — a proven barrier against water.
Functional even at −25/−30 °C; mass loss 0.34% (well below the 1% limit).
A complementary acoustic layer that reduces traffic, site and ambient noise.
No repeated applications — superior, integrated protection in a single coat.
600-650 g/m² consumption; adds no load to the structure.
540 °C threshold; burns with flame but self-extinguishes — not a spreader.
Water-based formulation; contains no harmful substances.
Minimises heating/cooling bills and shortens payback time.
One person, 70-80 m²+ per day; roller, brush, trowel or spray.
10 distinct application areas — from architecture to logistics, energy to agriculture.
One solution instead of two; tintable, even re-colourable after application.
Elasticity that prevents hairline cracks; resistant to breaking and peeling.
Allows vapour diffusion; prevents darkening, mould and efflorescence.
Inhibits bacteria, fungi, mould and micro-organisms — a hygienic surface.
TS EN 13813 A12 abrasion class; acid, salt and UV resistance for years of performance.
Applications
From façade insulation and roof isolation to containers, silos and energy storage — ISO THERMAL delivers heat and water insulation to the same engineering standard on every surface.
Application methods
Since 1962, an engineering-led insulation and isolation brand uniting heat, water, sound, moisture and fire resistance in a single water-based thermal coating.
Fast, even coverage on large flat surfaces.
Precise application on details and corners.
For thick coats and textured finishes.
High-throughput spraying on large areas.
Products
Flagship
Triple insulation power — sound, heat and water in one product.
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DZT-444
Watertight, high-performance heat and water insulation for façades.
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MT-316
Lightweight, flexible, 100% recyclable thermal primer.
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PTS-212
Thermal barrier on metal and zinc surfaces, UV and weather resistant.
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SM-412
Superior heat + 10-12 dB sound insulation on interior walls.
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SM-413
Antibacterial + heat + 10-15 dB sound; hygienic interiors.
Learn moreQuality & Assurance
ISO THERMAL’s thermal insulation and isolation performance is documented by international management-system certificates and an independent university test report.
Frequently Asked Questions
Thermal paint is a water-based insulation coating that reduces heat transfer when applied to a surface. In İSO THERMAL it also provides water, sound, moisture and fire resistance; it is applied like paint and comes in a bucket.
Yes. In field measurements an untreated façade reaches 70-75 °C in summer while an İSO THERMAL surface stays at 40-45 °C. Given a natural seasonal difference of only 8-10 °C, this 25-30 °C gap proves its effect.
Cladding adds thickness with thick boards; thermal paint is thin, light (600-650 g/m²) and versatile — combining heat, water, sound, moisture and fire resistance in one coat across almost any surface. Depending on need, the two can complement each other.
It bonds with strong adhesion (8 N/mm²) and no primer to almost all building surfaces including concrete, brick, screed, shingle, metal, trapezoidal sheet, onduline, fibre-cement, pergola, polyethylene and polycarbonate.
From our channel
Field footage of thermal paint and insulation applications — the latest shorts from our YouTube channel.
Contact Us
Share your application area and surface; our team will offer the most suitable ISO THERMAL thermal-paint solution and a free survey plan.