They have different users.
1:
Ordinary grab bars are generally stair handrails, which are stainless steel with smooth surface, but they are cold in winter. Moreover, the pipe diameter is relatively thick and the bearing capacity is insufficient, so they are not suitable for the toilet of the elderly.
2:
Disabled toilet grab bar is a grab bar specially designed for the elderly and the disabled. It is made of nylon, with anti-skid floating point on the surface, with a pipe diameter of 35mm, easy to grasp and comfortable to handle.
Disabled toilet poles are generally used in nursing homes, hospitals and other places. Barrier free handrails are installed according to specific needs, with adjustable height. They are mainly installed on one side of the wall, made of aluminum alloy or stainless steel keel, and coated with nylon. Barrier free stairs are used for people with disabilities. For example, people with wheelchairs can pull the handrail by hand when climbing the stairs, which is anti-skid, comfortable and antistatic, Various colors are available.
Disabled toilet grab bar stairs can be used as evacuation stairs, but the evacuation stairs are not necessarily barrier free stairs. Barrier free stairs add some conditions on the basis of ordinary stairs, such as the height of railings and the height and width of steps, which are mainly used by crutchers and the elderly. Handrails with a height of 0.85 ~ 0.90M shall be set on both sides of the stairs. The handrails shall be continuous and extend horizontally for more than 0.30m at the starting and ending points. They can help the body maintain balance when the action of going up and down the stairs is completed. The color of the tread and kick surface of the step shall have obvious contrast or transformation, so as to arouse the user's vigilance and assist the discrimination ability of the amblyopia. The width of tread should reach 0.30m, and the height of riser should not exceed 0.16m. A 0.30 ~ 0.60m wide prompt blind path shall be set at 0.30m before the start and end of the step to inform the visually disabled of the location of the stairs and the start and end of the step.