General Construction Products & Machinery

Thermal Building Insulation: Market Size, Growth & Forecast to 2030

The Thermal Building Insulation market is valued at about $32.68 billion (2026) and is projected to grow at a 4.5% CAGR through 2030. The largest cost driver is Raw Materials (Sand, Limestone, Petrochemicals) (40% of spend). Asia Pacific leads demand at 39%.

Market size
$32.7 bn (2026)
CAGR to 2030
+4.5%
Buyer power
Favours buyers
Tracked suppliers
45
Projected market growth (index, 2026 = 100)
Base year 2026
Official data · Claight projectionForecast
Market size index, 2026 = 100, at the 4.5% CAGR.
Forecast
2026
2027
2028
2029
2030
2031
2026 base: 1002031 est: 125

Cost structure

Raw Materials (Sand, Limestone, Petrochemicals)
40%
Energy and Manufacturing Utilities
25%
Logistics and Regional Distribution
15%
Labor and Plant Operations
12%
Packaging and Compliance
8%

Regional demand split

Asia Pacific demand
39%
Europe demand
28%
North America demand
20%
Rest of world demand
13%

Key suppliers

Owens CorningSaint-Gobain S.A.Rockwool International A/SKingspan Group plcKnauf InsulationJohns Manville Corporation
Read the full Thermal Building Insulation report →

Claight market analysis of proprietary and public data. Full report: /category-intelligence/thermal-building-insulation