Smacna architectural sheet metal manual 7th edition figure 1 7 butt type gutter expansion joint.
Smacna gutter expansion joint.
Smacna architectural sheet metal manual 7th edition figure 1 8 built in gutter expansion joint.
The expansion joint consists of a self adhesive rubber strip to cover a 1 gap joint between adjoining sections and an exterior cover plate.
Smacna architectural sheet metal manual 7th edition figure 1 7 butt type gutter expansion joint 2012 smacna.
Sheet metal and air conditioning contractors national association 4201 lafayette center drive chantilly virginia 20151 1219 tel 703 803 2980 fax 703 803 3732.
Smacna gutter installation instructions step 3.
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.
Figure 1 9 built in gutter expansion joint at wall jan 12 2018 15 05 pm figure 1 8 built in gutter expansion joint.