1.CE Certification 2.Good water-proof and insulation 3.Quick installation,module 4.Wind load:220km/h Certification: CE\ ISO9001:2000 Certification Roof: ♣ Steel ... Heat and sound insulation.EPS\PU\rockwool.Name: ISO9001:2000 Certification container house.Specification: 6058×2438×2591 ( layout is flexible). ... We can provide the service of installation by extra. 20ft CE certification container house