Providing and applying two coats of High Albedo paint having minimum Solar Reflective Index (SRI) 108 (with solar reflectance & thermal emittance tested as per ASTMC 1549 and ASTMC 1371 respectively), VOC less than 10 cc/gm. The coating thickness and the methodology of application shall be strctly as per manufacturer’s specifications and as approved by Engineer-in-Charge. Surface preparation includes cleaning with metal wire brush to remove all dust, fungus etc., washing with water all complete. The contractor shall give guarantee for the perfomance of SRI and also the durabitity of coating, all complete as per direction of Engineer-in-Charge

Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 12.63 — Providing and applying two coats of High Albedo paint having minimum Solar Reflective Index (SRI) 108 (with solar reflectance & thermal emittance tested as per ASTMC 1549 and ASTMC 1371 respectively), VOC less than 10 cc/gm. The coating thickness and the methodology of application shall be strctly as per manufacturer’s specifications and as approved by Engineer-in-Charge. Surface preparation includes cleaning with metal wire brush to remove all dust, fungus etc., washing with water all complete. The contractor shall give guarantee for the perfomance of SRI and also the durabitity of coating, all complete as per direction of Engineer-in-Charge — is derived from 5 priced inputs for 10 Sqm and works out to ₹357.60 per sqm after water charges, GST, CPOH and cess. The full build-up is below.

From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 931. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.