UniverSILL, a flexible sill insert, allows for a fast weather performance upgrade of NanaWall low-profile saddle sills. Its design replicates the innovative NanaWall Hybrid Sill—which is a cross-between a raised and low-profile saddle sill. When installed, UniverSILL offers near raised sill weather performance. ADA-compliant.
Judge’s Comment: “Improves a consistent problem of weather-proofing at doors.”
