Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
valvātus, a, um, adj. [valvae], having folding-doors: valvata et fenestrata triclinia, Varr. L. L. 8, § 29 Müll.; cf.: lumina fenestrarum (in tricliniis), Vitr. 6, 6: fores, id. 4, 6 fin.