How to Install Windows Right: Details for Leak-Free Windows and Siding

Window Construction Details for High Performance and Energy Efficiency

Tight-fitting, leak-free windows mean comfort and energy savings

Whether building a new house or remodeling an old one, these details show proper window installation methods for ten types of exterior siding — from wood to brick to stucco — in any climate. Head, jamb, sill, and plan details along with retrofit options for shower and exterior insulation retrofit:
BRICK VENEER | FIBER CEMENT | METAL LAP SIDING | STONE VENEER | SYNTHETIC STONE
TWO-COAT STUCCO | VERTICAL BOARD | VINYL | WOOD CLAPBOARD | WOOD SHINGLE | EXTERIOR INSULATION RETROFIT | SHOWER WINDOW RETROFIT


BRICK VENEER


Exterior Foam SheathingMaterial, usually plywood or oriented strand board (OSB), but sometimes wooden boards, installed on the exterior of wall studs, rafters, or roof trusses; siding or roofing installed on the sheathing—sometimes over strapping to create a rainscreen.
FREE sample detail: HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG
PlanDOWNLOAD: PDF | DWG


FIBER CEMENT


Exterior Foam Sheathing with Furring Strips (Padded Opening)
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG
PlanDOWNLOAD: PDF | DWG


METAL LAP SIDING


Exterior Foam Sheathing
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG


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STONE VENEER


Exterior Foam Sheathing
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG
PlanDOWNLOAD: PDF | DWG


SYNTHETIC STONE


Exterior Foam Sheathing
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG


TWO-COAT STUCCO


Exterior Foam Sheathing
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG


VERTICAL BOARD


Exterior Foam Sheathing with Furring Strips
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG
PlanDOWNLOAD: PDF | DWG


VINYL


Exterior Foam Sheathing
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG


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WOOD CLAPBOARD


1-1/2 in. Exterior Foam Sheathing
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG
PlanDOWNLOAD: PDF | DWG


1-1/2 in. Exterior Foam Sheathing (Padded Opening)
HeadDOWNLOAD: PDF | | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | | DWG
PlanDOWNLOAD: PDF | DWG


1 in. Exterior Foam Sheathing
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG
PlanDOWNLOAD: PDF | DWG


1 in. Exterior Foam Sheathing with Furring Strips (Padded Opening)
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG
PlanDOWNLOAD: PDF | DWG


3/4 in. Exterior Foam Sheathing
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG
PlanDOWNLOAD: PDF | DWG


3/4 in. Exterior Foam Sheathing (Padded Opening)
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG
PlanDOWNLOAD: PDF | DWG


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WOOD SHINGLE


3/4 in. Exterior Foam Sheathing with Drainage Mat
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG


EXTERIOR INSULATION RETROFIT: NEW WINDOW


1-1/2 in. Exterior Foam
HeadDOWNLOAD: PDF | DWG
JambDOWNLOAD: PDF | DWG
SillDOWNLOAD: PDF | DWG


SHOWER WINDOW RETROFIT


High SillDOWNLOAD: PDF | DWG
Low SillDOWNLOAD: PDF | DWG


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