Price for "Double-Pane Windows in Seattle, WA"
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Project & Assessments
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| Initial on-site consultation & estimate | from $150 |
| Measurement and templating of window openings | from $175 |
| Window energy efficiency assessment | from $180 |
| Inspection of existing window frames and structure | from $200 |
| Drafting installation plan and timeline | from $220 |
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Preparatory Works
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| Protection of interior and exterior work areas | from $150 |
| Preparation of window openings and surface cleaning | from $180 |
| Weatherproofing and sealing old openings | from $200 |
| Scaffolding and access equipment setup | from $250 |
| Removal of existing windows and disposal | from $350 |
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Structural & Carpentry
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| Modifying window frames for new double-pane units | from $400 |
| Custom trimming and molding adjustments | from $400 |
| Reinforcement of rough openings if required | from $450 |
| Carpentry repairs and wood replacement | from $480 |
| Installation of new window jambs and sills | from $500 |
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Mechanical, Electrical & Plumbing (MEP)
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| Sealing and insulation of utility penetrations | from $280 |
| Re-routing or installation of electrical wiring near window areas | from $300 |
| HVAC recalibration after window installation | from $300 |
| Plumbing adjustments related to window wells or drainage | from $320 |
| Installation of window sensors or automated controls | from $350 |
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Finishes & Installations
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| Glass cleaning and protective coating | from $150 |
| Screen installation and adjustment | from $180 |
| Window hardware and lock installation | from $200 |
| Sealing and caulking of window frames | from $350 |
| Interior trim installation and finishing | from $400 |
| Exterior cladding and waterproofing | from $450 |
| Installation of new double-pane windows | from $1200 |
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Additional Services & Permitting
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| Post-installation warranty and maintenance training | from $150 |
| Energy performance certification assistance | from $200 |
| Final inspection coordination with local authorities | from $250 |
| Permit application and management for window replacement | from $300 |