Approval of Change Order #3 – Tricon Construction Group – Water Treatment Facility Upgrade — E-3

Change Order #3R4 Chemical Room HW Revisions - to Stainless Steel products for rust resistant longevity Project: Tiffin WTP Contractor: Tricon Construction Group Contact: Tom Shedek Email: [email protected] Date: 6/2/2026 Job: RK1821 Page 1 of 2 <table> <tr> <th>Set</th> <th>Qty</th> <th>Description</th> <th>Amount</th> </tr> <tr> <td rowspan="3">1</td> <td>1</td> <td>Substitution of Perimeter Weather Stripping, from Milled Aluminum to Stainless Steel, Mk #10-4, 10-6, 20-3 20-5, 20-6, 20-8, 20-9, 20-10</td> <td>$0.00</td> </tr> <tr> <td>-8</td> <td>HAG 881SN x 36 x 84 MIL AL / Credit for Perimeter Weather Stripping, Aluminum</td> <td><span style="color:green">&lt;$457.52&gt;</span></td> </tr> <tr> <td>8</td> <td>NGP 130SSS x 36 x 84 SS / Add of Perimeter Seal Stainless Steel</td> <td>$3,691.38</td> </tr> <tr> <td rowspan="6">2</td> <td>1</td> <td>CO#3 set #2 previously priced substitution of Door Sweep, from Milled Aluminum to Stainless Steel, Mk #10-4, 10-6,10-7, 20-2, 20-3, 20-5, 20-6, 20-8,</td> <td>$0.00</td> </tr> <tr> <td>-8</td> <td>HAG 789S x 36 MIL AL / Former door bottom wrapping both sides, with neoprene underside insert and drip cover</td> <td><span style="color:green">&lt;$121.91&gt;</span></td> </tr> <tr> <td>-5</td> <td>NGP 200SSS x 36 / Former door bottom, surface mount silicone sweep style</td> <td><span style="color:green">&lt;$282.42&gt;</span></td> </tr> <tr> <td>-1</td> <td>HAG 789S x 42 MIL AL / Former door bottom wrapping both sides, with neoprene underside insert and drip cover</td> <td>$0.00</td> </tr> <tr> <td>13</td> <td>NGP 95WH36 / Add for Door bottom wrapping both sides, with brush sweep & drip cover - no charge</td> <td>$428.06</td> </tr> <tr> <td>1</td> <td>NGP 95WH42 / Add for Door bottom wrapping both sides, with brush sweep & drip cover - no charge</td> <td>$0.00</td> </tr> <tr> <td rowspan="5">3</td> <td>1</td> <td>Substitution of Threshold, from Milled Aluminum to Stainless Steel, Mk #10-4, 10-6, 10-7, 20-2, 20-5, 20-6, 20-8, 20-9, 20-10</td> <td>$0.00</td> </tr> <tr> <td>-8</td> <td>HAG 417S x 36 MIL AL / Credit for Threshold, 6" Wide x 1/2" tall, Aluminum</td> <td><span style="color:green">&lt;$184.77&gt;</span></td> </tr> <tr> <td>8</td> <td>NGP 613SS x 36 SS / Add of Threshold, 5" Wide x 1/4" tall, Stainless Steel</td> <td>$4,620.29</td> </tr> <tr> <td>1</td> <td>NGP 613SS x 42 MIL AL / Add for Threshold, 6 Wide 1/4" tall + weatherstrip built in (Mk #20-2)</td> <td>$45.47</td> </tr> <tr> <td>4</td> <td>NGP 896V36 (former pt #, included to earn HW sale item, but not representative of furnished weatherstrip @ threshold) / Add for Threshold</td> <td>$181.89</td> </tr> </table> Note: Your company's signed change order paperwork MUST be received before any material will be ordered. Prices shown expire after 20 days from date above. <table> <tr> <th>Subtotal</th> <td>$7,920.48</td> </tr> <tr> <th>Tax (0.00%)</th> <td>$0.00</td> </tr> <tr> <th>Freight Out</th> <td></td> </tr> <tr> <th>Total</th> <td>$7,920.48</td> </tr> </table> Accepted by: Signature __________________________ Printed Name & Title __________________________ Date __________________________