Turnkey Subcontracting Solutions

SERVICES

End-to-End Execution

Professional Commercial Window & Door Contracting Services

As an established fenestration contractor operating since 1999, Walker Windows bridges the critical gap between window manufacturing and field installation. We provide real-world engineering expertise, direct site supervision, and certified installation personnel to ensure compliance with strict building codes, water tightness, and structural design standards.

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Pre-Construction Services

Our pre-construction team collaborates directly with general contractors, developers, and architects to eliminate design risk, verify code requirements, and prevent budget overruns prior to procurement.

  • Design & specification support for architectural windows and patio doors
  • Title 24, energy compliance, acoustic (STC/OITC), and building code verification
  • Value engineering solutions for budget optimization and lead-time mitigation
  • Comprehensive blueprint & documentation review for accurate turnkey proposals
  • Waterproofing & flashing sequence consultation for complex building envelopes
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Pre-Installation Services

Thorough jobsite preparation and clear communication prevent schedule delays. Our field managers coordinate logistics and conduct rigorous mock-up evaluations before full-scale delivery begins.

  • Proactive collaboration with site superintendents on scheduling and crane/hoist logistics
  • Detailed pre-walk inspection of all rough openings prior to product shipment
  • Factory receiving, quality assurance inspections, and order verification
  • Floor-by-floor staging and distribution to minimize product damage and labor downtime
  • On-site mock-up assembly & ASTM E1105 / AAMA water penetration testing
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Installation Services

Field execution is led by experienced supervisors and certified installers specializing in high-density multi-family housing, mixed-use podiums, and commercial residential projects.

  • Field management by AAMA Certified Installation Masters™ crew leads
  • Precision application of self-adhered flashing, liquid membranes, and sill pans
  • Expert handling of recessed openings, flush-fin, and nail-on installations
  • Dedicated on-site supervision ensuring continuous quality control and safety compliance
  • Seamless integration with Weather-Resistive Barrier (WRB) trade scopes
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Post-Installation & Warranty Services

Our commitment extends beyond final turnover. We provide thorough close-out services, rapid warranty support, and technical maintenance to protect your building asset for the long term.

  • Dedicated service technicians for hardware adjustment, operational testing, and screen installation
  • Professional replacement of damaged, broken, or scratched insulated glass units
  • Turnkey close-out documentation, maintenance manuals, and manufacturer warranty registration
  • Direct factory liaison services for swift resolution of manufacturer-related claims
  • Post-occupancy field inspection and punch-list resolution
Proven Technical Rigor

Industry Standards & Quality Assurance

Commercial construction demands rigorous execution. Walker Windows adheres to stringent fenestration standards, working alongside third-party testing laboratories and building envelope consultants to deliver leak-free performance.

  • Compliance with AAMA, WDMA, and CSA fenestration standards
  • ASTM E1105 field water penetration testing & ASTM E283 air leakage testing support
  • Integrated sill pan flashing systems to withstand harsh weather conditions
  • Single-point accountability from plan review to post-turnover service
Commercial window installation quality assurance project site

Ready to Elevate Your Project's Fenestration Package?

Submit your architectural plans or contact our engineering team to discuss your project scope.
Contact Us