Flashing Sheet Metal Gauge

Metal flashing conditions.

Flashing sheet metal gauge.

Sheet metal measuring tools. Tite seal self adhesive waterproof 4 in x 33 ft rubberized asphalt roll flashing. Item 124018 model ts433. Steel flashing is typically 26 or 28 gauge or about 1 64 in.

With metal flashing roofing or any metal building components the safest strategy is not to mix metals that come in direct contact with one another. The equivalent thicknesses differ for each gauge size standard which were developed based on the weight of the sheet for a given material. Click here for more. However if using b s brown and sharpe gauge conversions 26 gauge only is 0 0159 of an inch thick.

Mine metal gauge from metal thicknesses 0 019 inch correlates to a 26 gauge metal thickness. Individual sheet metal flashing pieces shall not exceed 3000mm 10 ft in length also see 8 5 2 4. November 2017 professional roofing 27. 26 galvanized steel an identical statement is made in the international residential code 2015 edition irc 2015 section r903 2 flashing.

A gauge conversion chart can be used to determine the actual thickness of sheet metal in inches or millimeters. 0 7 mm 0 8mm and 1 5 mm. Exposed sheet metal edges shall be hemmed and shall not be left raw cut with the exception of field fabricated joints found at corners. 0 027 or 0 032 for seamless gutters and any other thickness for custom gutters.

Kynar galvalume steel for metal roofing and gutters. Gauge to thickness chart gauge stainless galvanized sheet steel aluminum fraction inches mm inches mm inches mm inches mm 30 0 0125 0 33 0 0157 0 40 0 0120 0 30 0 0100 0 25. Where flashing is of metal the metal shall be corrosion resistant with a thickness of not less than 0 019 inch 0 483 mm no. The top edge of the base flashing need not be hemmed when covered by a cap flashing.