Doors & Windows

Install and size doors, windows, blinds, flashing, and overhangs.

Calculators

(3)
Blinds Calculator
Add multiple windows by dimension to calculate total blinds needed
Window Overhang Shading Calculator
Calculate shade depth for passive cooling design
Garage Door Spring Sizing
Calculate torsion spring specifications for garage doors

Cheat Sheets

(3)
Door & Window Flashing Sequence
Visual guide illustrating overlapping sequence for waterproof membrane flashing
Window Installation Guide
Rough opening size calculations, level/plumb/square checking, shimming locations, flashing tape sequence, low-expansion foam application, interior trim, common mistakes
Exterior Door Installation Guide
Pre-hung vs slab doors, rough opening requirements, threshold leveling, shim placement, hinge mortising, strike plate installation, weatherstripping types, sill pan flashing

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