Preparation

Preparation—The prime window shall be made as weathertight as possible both inside and out (excluding required weepage systems) before a storm window is installed. This includes but is not limited to any weatherstripping, caulking, replacing of broken glass, or other work required to make the prime window weathertight. If a prime window requires caulking, the caulk should be applied in such a manner as to avoid interfering with the mounting surface where the storm window or subframe will be installed and shall comply with these standards. If the prime window requires weatherstripping, the weather strip material should be applied in accordance with these standards. Weepholes (approximately 1/8-inch diameter or equivalent) or an effective weepage system should be provided near the corners along the prime window sill when internally applied storm windows are installed.  • Building Codes—It shall be the QCN member’s responsibility to comply with local building codes concerning any restrictions on the installation of interior applied, thermoplastic storm windows. • Pre-Installation Requirements—The installer shall verify that the storm window assembly is not damaged before installation.   The installer shall refer to the manufacturer’s instructions concerning construction, assembly, and installation of the storm window assembly.   Interior applied, thermoplastic storm windows shall be sized to cover the entire window opening over which they will be installed.   Any operating or hinged glazed insert panels of a storm window assembly shall be in the same position as the operating sash of the prime window.   Any meeting rails or meeting stiles of the storm window assembly shall be aligned with the respective meeting rails or meeting stiles of the prime window.  • Storm Window Assembly—Interior applied, thermoplastic window assemblies shall adhere to the following requirements: