Used where stack passes through a combustible surface.
Not load bearing.

Framing dimensions:
VSI-II: I.D. + 12"
 

Flashing plate dimensions:
VSI-II: I.D. + 21"
 

Notes: Thimble extends 6" into flashing of SPA.
VSI-I must penetrate roof using VSI-II piping and penetration assembly.

Parts include:

One Penetration Thimble
One PA Flashing
One PA Storm Collar

Used where stack passes through a combustible surface
and requires support at roof level.

Parts include:

One Penetration Thimble
One PA Flashing
One PA Storm Collar
Two Boiler Adaptors

I.D. sizes from 6" to 48"

This component is used when stack or breeching passes through a combustible surface.
Not load bearing.

Parts include:

Two Wall Flashings
Two Transition Bands
One 30" Length of either 2" air insulated pipe or 4" air insulated pipe as specified.

Used to provide flashing on stacks when passing through a non-combustible wall.

Parts include:

One Wall Flashing

Tall Cone Flashing has cone that extends 12" above the roof line. Must be used in conjunction with a storm collar.

Parts include:

One Tall Cone Flashing

Optional 3/12 to 12/12 pitched roof flashings available.

A Storm Collar is installed above flashing to provide rain protection and should be sealed.

Ideal for flat roof applications.

Parts include: