Wall anchor types and sizes are varied for concrete, concrete block and drywall walls. To select the right kind, know the weight of the objects to be shelved and then select the anchors that hold this weight. I always like to add a 50 percent safety factor.
Brass hardware tarnishes. To protect brass from oxidation or tarnish manufacturers apply clear coatings at the factory. However, they still may tarnish over time. Some manufacturers now offer tarnish free hardware with a lifetime guarantee.
Electronic deadbolt locks secure your home from intruders. There are deadbolt locks with keyless entry, single or double cylinder deadbolts to choose from.