Investor Presentaiton

Q3 FY2023 Consolidated Results (1,2) Net Sales ($M) Gross Profit ($M) % of Net Sales Adj. EBITDA ($M) % of Net Sales -5.9% y/y -60 bps Adj. Net Income per Diluted share +1.8% y/y -2.0% y/y +110 bps $333.2 $326.6 $98.3 $100.1 $57.8 $54.4 $0.19 29.5% 30.6% 17.3% 16.7% -5.3% y/y $0.18 Q3 FY2022 Q3 FY2023 • Decrease primarily due to lower volumes at Water Flow Solutions partially offset by higher pricing in both segments across most of our product lines and volume growth at Water Management Solutions • Increased net sales 28.6% at Water Management Solutions, which more than offset 23.4% net sales decrease at Water Flow Solutions Q3 FY2022 Q3 FY2023 Gross margin decreased 30 bps., excluding the $4.5M warranty accrual charge in the prior year quarter • Decrease primarily due to lower volumes at Water Flow Solutions, unfavorable manufacturing performance and higher costs associated with inflation, which more than offset benefits from higher pricing and higher volumes at Water Management Solutions Q3 FY2022 Q3 FY2023 Decreased $3.4M as benefits from higher pricing were more than offset by the decrease in volumes, unfavorable manufacturing performance and increased costs associated with inflation LTM adjusted EBITDA was $185.3M, or 14.2% of net sales Incurred $0.9M of pension expense other than service during the quarter compared with a benefit of $0.9M in the prior year quarter Q3 FY2022 Q3 FY2023 Adjusted net income per diluted share of $0.18 decreased 5.3% compared with $0.19 in the prior year Net interest expense declined $0.4M to $3.8M primarily due to higher interest income Effective tax rate was 20.7% compared with 21.1% in prior year (1) Provided with Q3FY23 earnings press release and presentation on August 3 & 4, 2023. (2) See Appendix for reconciliation of non-GAAP measures to their corresponding GAAP measures. MUELLER 19

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