; (iii) upgrading, replacing, and improving public housing to energy efficiency, building electrification, including— (I) conducting physical needs assessments of public housing dwelling units; (II) in-unit energy efficiency product upgrades, including upgrading to— (aa) modern, energy-efficient insulation; (bb) all-electric state-of-the-art efficient appliances; (cc) energy-efficient bathroom plumbing, including low-flow toilets; (dd) energy-efficient laundry machines; (ee) energy-efficient air filters; (ff) energy monitoring devices including smart meters and smart thermostats; (gg) energy-efficient lightbulbs; (hh) highly insulated windows; (ii) reflective roofing; (jj) smart Supervisory Control and Data Acquisition systems and building-to-grid integration; and (kk) passive cooling measures; (III) upgrading infrastructure related to building electrification, including upgrading— (aa) electric heating, ventilation, and air conditioning systems, including cold-climate heat pumps; (bb) electrical panels; (cc) electric appliances to replace appliances reliant on fossil fuels, such as gas stoves and hot water heaters; and (dd) related infrastructure, including flooring, walls, and roofs, that is necessary to complete before electrification upgrades can occur; and (IV) water quality upgrades, including replacing water pipes in public housing if a quality test of drinking water concentrations in public housing exceeds— (aa) 1 part per billion of lead; (bb) 4.0 parts per trillion of perfluorooctanoic acid; (cc) 4.0 parts per trillion of perfluorooctane sulfonate; (dd) a combined Hazard Index of 1.0, as described in the proposed rule of the Environmental Protection Agency entitled, Per- and polyfluroalkyl substances (PFAS): Perflurooctanoic acid (PFOA) and Perflurorooctanesulfonic acid (PFOS) National Primary Drinking Water Regulation Rulemaking (88 Fed. Reg. 18638; March 29, 2023); (ee) 4.0 parts per trillion of arsenic; (ff) 0.3 parts per million of copper