Dimensions. Check sizes, profiles and mounting points against the installation.
Material and location. Confirm compatibility with the surface and intended environment.
Quantity. Calculate coverage or fixing quantities from the item specification.
Comparing options
Compare the part with the surface, opening or connection it will fit. Small differences in profile or fixing position can matter. Calculate required quantities from the documented dimensions and installation requirements.
Questions about Door Hardware
Are similarly sized fittings automatically compatible?+
No. Check profiles, connections, materials and mounting requirements.
Does a pack count state the area covered?+
Not necessarily. Use item dimensions and the installation allowance to calculate coverage.