26.7Providing and fixing 50 mm thick extruded polystyrene rigid insulation board of required size between cavity wall, complying with ISO 4898:2008 & ASTM C 578-08b - type VI, having thermal conductivity of 0.0289 W/m K as per ASTM C 578 (measured as per IS 3346), compressive strength of > 350 kPa listed as per ASTM D 1621, density of 34-36 kg/m³ as per ASTM D 1622, water absorptions ≤ 1% by volume as per ASTM D 2842, oxygen index of 24.1 to 28.1 listed as per ASTM D 2863, cell size 0.4 mm of dia (max) as per ASTM D 3576. Fire retardent property as per DIN 4102, Part 1 of class B2 and as per ASTM E84 class A, fixed with suitable water based adhesive and fastener, complete in all respect as per the direction of Engineer-in-Charge.
Matches DSR 2023Vol 2, pages 1982 to 1983
Rate per sqm
1,004.55
DSR 2023
How this rate is built5 items, 4 additional charges
MaterialExtruded polystyrene rigid insulation board 50 mm thick
LabourCarpenter 1st class, Beldar, Mate
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Water 1%GSTCPOH 15%Cess 1%
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