Selkirk 208465 Firestop Joist Shield, 8", #8T-JS HELLOFALL10 Max Door Size: 3' (Width)

Max Door Size: 3' (Width) x 6' 8" (Height) x 1-3/8" (Thickness)

Primers may be top coated after 2-4 hours

Contains synthetic rubber and portland cement

#10 Slotted 1" Insert Bit Tip

Selkirk 208465 Firestop Joist Shield, 8", #8T-JS HELLOFALL10 Max Door Size: 3' (Width)Required to assure ample fire protection when the chimney passes through an intermediate floor, an intermediate floor is 1 that does not include the location of the appliance nor an open attic, a typical application where a firestop joist shield should be used is where the appliance is installed in the basement of a 2 story house, as an example with the appliance installed in the basement, firestop joist shield should be installed between the first &