Exterior Fixed Storm Window Installation

Detail ID 3.0201.7
Topic
Shell Components
Subtopic
Windows
Desired Outcome

Weathertight and safe fixed storm window installation

SF Single Family Site-Built Housing
MH Manufactured Housing
MF Multifamily Housing

Specifications

  • SF
  • MH
  • MF
Specification Objective

Select sealants that:

are compatible with their intended surfaces,

allow for differential expansion and contraction between dissimilar materials,

meet the requirements of the applicable fire safety code (e.g. thermal or ignition barriers), and

for use inside the pressure boundary select low volatile organic compound (VOC) sealants that meet independent testing and verification protocols

Select safe and effective sealants

  • SF
  • MH
  • MF
Specification Objective

Select:

pest-resistant materials that adequately support applied load and are permanent air barriers,

materials that meet the requirements of the applicable fire safety code (e.g., thermal or ignition barriers), and

low volatile organic compound (VOC) materials for use inside the pressure boundary that meet independent testing and verification protocols

Select safe and effective materials

  • SF
  • MH
  • MF
Specification Objective

Remove any material from the sealing area that will prevent full adhesion of the selected sealant

Remove any material from the installation area that will prevent a tight seal

Surface is clean and ready to accept sealant

  • SF
  • MH
  • MF
Specification Objective

Install new storm window in compliance with the manufacturer's instructions

Installation must be substantially airtight

Weathertight and proper installation

  • SF
  • MH
  • MF
Specification Objective

Apply a continuous bead of sealant under the top and side flanges of frame before installation

Do not seal the lower flange or designed drainage openings (i.e., weep holes)

Weathertight installation

  • SF
  • MH
  • MF
Specification Objective

Do not install fixed storm windows in required egress locations

Safe egress maintained