Standard minimum railing height is 36" from finished floor, according the the IRC 2003 building code.
36"
Home Depot or Lowes will both have handrail brackets. They should be located either in the hardware/fasteners section or possible in the fencing section with the other handrails.
According to the building code, handrails are required on both sides of a stair, except for in individual dwelling units, stairways less than 44" wide and stairs having less than four risers. This means you need a handrail on at least one side of any stair more than just a single riser. (This is in addition to the requirement for guardrails if there is a dropoff to the side of the stair.) In a single-family home, DIY setting, you may be able to get away with less, but it would probably be unsafe. I think you will be fine if it is two foot or less that's the code for G.a
One should make sure the stair gates are designed to be baby safe and approved. Tesco appears to offer a variety of staircases approved to be baby safe.
Stair Lifts can be retrofitted into existing home either by yourself or using a professional to do the job for you. It is recommended you hire a professional.
Stair carpet rods can be purchased at most home renovation and supply stores. Popular stores that carry these are Home Depot, Rona, Home Hardware and Lowes.
Stair lighting is not a brand of lighting products but a type of light that is commonly used to illuminate stairs. As such it is often sold in stripes and recessed. Major "big box" home retailers such as Home Depot carry stair lighting.
Yes, a stair lift can be a very expensive home project and should be undertaken by a professional builder. There are many factors involved in the successful and completion of such a project.
There is no "standard" height of steps.Check your local building codes for minimums and maximums.Here in western Canada, the rise, or height of an individual stair, can vary from 125 to 200 mm (5" to 8").Your codes will also regulate such things as run (the horizontal size of the step), minimum stair width, head height over the stairs, distance between landings, handrail requirements, and so on.
An electric stair lift would be installed in a home when an individual living in the home does not have the physical ability to climb the stairs, or is afraid of falling down, while trying to access a higher level of the home.
You can get a stair lift installed in your home for around $1400. Of course this price could vary depending on your needs.
18 inches
Some of the most popular makers of stair tread rugs are, Dean, Jefferson and Smithfield. You can buy these stair rugs at Home Depot, Macy's and JC Penney's.