Smacna Gutter Detail

One of the most frequently asked architectural questions smacna receives is on sizing gutters and downspouts.

Smacna gutter detail.

Architectural sheet metal manual this completely revised publication contains the most comprehensive set of recommended practices available for proper design and installation of custom fabricated architectural sheet metal including roof drainage system design for scuppers gutters and downspouts. Cantilevered deck joist stucco 2020 detail. The sheet metal and air conditioning contractors national association smacna is now providing a simple and effective downspout gutter sizing calculator. News smacna s downspout and gutter sizing calculator.

Custom profiles are also available. Saf smacna gutters are an extension of the saf industrial series gutters but with profile features contained in the sheet metal and air conditioning contractors national association smacna manual. Expansion allowances gutter specific expansion tables based on girth profile metal predicted annual δt expansion of building materials table with various expansion coefficients must be used for fascia and copings with consideration of both metal and substrate flat seam roof expansion guidance over 30 feet use batten seam design to allow for expansion. Downloading any detail is acknowledgement of reading and agreeing to the sma caveat.

This tool allows engineers architects designers and contractors to easily and accurately size downspout and gutters per smacna s architectural sheet metal manual. All styles are supplied in a standard 6 size and are manufactured in 10 lengths with a heavy duty 125 aluminum interior strap. Smacna residential sheet metal guidelines 2001 is the first edition of this guide and offers builders designers contractors and homeowners a source of expert information on the proper installation and fabrication of exterior sheet metal through residential buildings. In response smacna s technical resources department has created a free downspout and gutter sizing calculator.

Dmi offers a full line of accessories including internal gutter support brackets custom under brackets mitered corners end caps splice plates expansion joints outlets downspouts elbows and downspout straps. Smacna downspout gutter calulator. Stucco parapets 2020 detail. Located in headquarters outside washington d c the sheet metal and air conditioning contractors national association smacna an international association of union contractors has 1 834 members in 103 chapters throughout the united states canada australia and brazil.

Corners for stucco 2020 detail. Window details for stucco 2020 note. Description smacna residential sheet metal guidelines. Dmi offers our box gutter in six standard smacna profiles see profiles tab below.