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WELCOME TO

W3 DEVELOPMENT INC.

Engineering and Development

We build custom homes and provide Industrial automation and controls services tailored for business growth.

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Built Smarter. Built Tighter.

We engineer airtight, energy-smart homes—verified by blower door testing and delivered with premium insulation assemblies.

High-Density Spray Foam

100% high-density (closed-cell) spray foam in all exterior walls—superior to fiberglass or cellulose for airtightness, durability, and moisture control.

Verified Airtightness

Recent project passed 4 ACH50 without taping the fresh-air makeup duct, demonstrating envelope quality beyond typical “tested” results.

Thermal Performance

  • Attic: R-50 over conditioned space
  • Garage ceiling: R-38
  • Finished garage walls: R-13

W3 Estates – For Renters

Experience lower utility bills, quieter rooms, and consistent comfort thanks to airtight construction and premium insulation.

  • High-density spray foam walls
  • Blower-door verified airtightness (4 ACH50)
  • R-50 attic, R-38 garage ceiling, R-13 garage walls
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W3 Development – For Clients

We build envelopes that outperform code—measured, not assumed. From design to verification, our process delivers long-term value.

  • Closed-cell spray foam assemblies
  • Measured ACH50 on every project
  • Energy, comfort, and durability by design
Our Build Process

Performance You Can Measure

Numbers that matter for comfort, quiet, and savings.

ACH504blower door verified
WallsHigh-density SPFclosed-cell
AtticR-50over conditioned space
GarageR-38 / R-13ceiling / walls