You would put a building wrap like tyvek or a product like that.
Sheathing under metal siding.
The wood that goes under residential siding exterior sheathing performs several functions.
Metal roofing panels are slippery when wet dusty frosty or oily do not attempt to walk on a metal roof under these conditions.
Sheathing wrap under siding roofing.
Then the top of all your purlins once osb under metal roof panels is placed will be in the same plane and the roof steel will lay flat.
Use min 15 lb.
Mike the pole barn guru.
Wear soft soled shoes to improve traction and to minimize damage to the paint finish.
Do not rely on for air barrier.
It adds insulation waterproofing and structural support for the framing.
Moderate resistance to liquid water.
While metal roofing doesn t require plywood underlayment there are circumstances in which you may wish to install plywood to anticipate future roofing needs or to offer additional soundproofing.
Use with rain screen.
It also provides a surface.
Then above that a good product to install is hardy plank which is actually a cement based siding product and it looks well it can look like a shingle.
Material good option for all types of siding.
Exterior wall sheathing strengthens the wall system provides a nailing base for the siding and gives a layer of protection against outside elements.
Modern metal roofs are expected to last 30 years or longer.
High permeability when wet.
Absorbs stores water.
It can look like clapboard.
The term sheathing refers to the wooden material that covers the outside of structural members such as studs rafters and joists.
However if you re interested a residing project offers the perfect time to examine your home s weather barrier and exterior insulation and improve it if need be.
Sheathing strengthens a building s frame provides a nailing.
Exterior wall sheathing is either structural or non structural.
Always be aware of your position on the roof relative to any roof openings roof edges co workers and penetrations.
In the end the decision to install house wrap under your siding is a personal one that you should make after discussing it with your contractor.
See felt 15 roofing as housewrap vapor barrier.