Andersen Vinyl Patching Compound. Instead of replacing the entire window frame and casing you may want to repair the window by just replacing the sash. This ready to use smooth tuff patch has superior adhesion and cohesive strength. A vinyl patching and bridging compound for interior and primed exterior use.
Perma shield vinyl casing note. A vinyl patching and bridging compound for interior and primed exterior use.
Cures to a hard but flexible finish.
The lumber yards tell me no but i find that hard to believe. You need good grab bonding high modulus along with material s compatibility of course. 3 9 out of 5 stars 344. Cures to a hard but flexible finish.