Schweiss Bifold Doors
button link to FAQ'sbutton link to Why SchweissNote from the owner of Schweiss Bi-fold Doors

Round Roof Buildings

Before - Existing Endwall With Old Sliding Doors

Building with an old sliding door

Retrofit your door
Our customers ask us to retrofit their existing quonset style buildings with a new bifold door to better utilize their building and take advantage of the reliability and durability of our bifold doors. Continue reading to learn how Schweiss can help you revitalize your existing building structure and enjoy the benefits of owning a bifold door.
  

After - With Schweiss Bi-Fold Door

Building equipped with a bifold door
retrofitted bifold door

END WALL

Flash Behind the Free Standing Header

Before, building with a sliding door

Rubber

Top
Flash

Steel
Siding

Base
Trim

Trim - Side View

Bracing Back the Free Standing Header

steel building with a bifold door

Bracing For the Free
Standing Header

Round Roof Buildings

Steel Building retrofitted with bifold door

REGULAR FREE STANDING HEADER SETUP

FREE STANDING HEADER IS ABOVE THE ENDWALL

FREE STANDING HEADER IS TO THE VERY TOP OF THE BUILDING

BI-FOLD DOOR ATTACHED TO EACH FREE STANDING HEADER STYLE

Before, building with a sliding door

How a round roof building can be modified to hold a bi-fold door. Stay within the roof line.

Opening the entire endwall of your building to gain width and height.

Mounting a bi-fold door on the side wall of your building.

Round Roof Buildings

steel building retrofitted with bifold door

Top Flash

Steel Siding

Base Trim

Rubber

Building Roof

Weld

Rubber

Horizontal Support

Lateral Bracing

SIDE VIEW OF BRACING

SIDE VIEW OF FLASHING

BEHIND THE HEADER

Steel building with

Horizontal Support

Lateral Bracing-
up to the roof
horizontal support

Quonset Building with Concrete Curbing

Steel building with a bifold door

Quonset Building with Concrete Curbing

Option 1

Option 2

Side View

Side View

Gap

Header is
sitting on
the face
of concrete
curb

Header is
sitting on the
face of
concrete
curb

Concrete Curb

Concrete Curb

Concrete Curb

Hold free standing header
legs away from the face of
the building

Sheet this gap between
the free standing header
and the quonset building

Round Roof Buildings - Side Wall

Bifold door on steel building

Door Header Channel

Sheeting

Curved Angle

Canopy Roof

 

   

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