A fire retardant treated backboard will be designated with a fire rated stamp branded or stamped along the edge or center of the plywood ul fr s plywood 1780 r 7003 marine grade plywood does not qualify even though it is saline treated as it will have a different ul number.
Fire rated plywood for electrical panel.
Thanks perry perry jan 7 14 at 16 04.
This plywood has been grade stamped and third party inspected to ensure quality.
This fire retardant plywood is classified as a type a fire retardant product.
Without a test specimen present in the tunnel.
Garnica fire rated plywood is modified by an innovative treatment that provides the panel s core with exceptional durability immune to attacks of fungi and insects even in outdoor uses and in the most demanding climatic conditions.
This product has a 2 week lead time.
Flamepro frtw wood has been tested for fire performance by several independent laboratories and meets model code requirements for a class a class 1 fire retardant.
Thank you for your comment i have mounted the panel thru the sides with existing holes and some that we re there already but do i hae to have something on the back of the panel i thought of putting metal tape to cover the holes in the back of it then fire proof foam it or fiberglass it for insulation.
Cement board rated at 0 and untreated select red oak flooring rated at 100.
In the tunnel test a gas jet is located near one end of the tunnel.
The product is decay and termite resistant.
Constructed of 3 4 ac grade plywood and ready for indoor or outdoor use.