This is based on a 12 000 cycle hexapod exposure conditioning test.
Hexapod carpet rating.
Cri offers its technical bulletins testing methodology notifications and statements for use by residential and commercial consumers.
The hexapod uses a smaller ball but more cylcles 4 000 residential and 12 000 commercial products while the vetterman with the larger ball testing cycles are 5 000 residential and 22 000 commercial carpet.
These carpets can be used in most homes if properly maintained.
A rating of 2 5 to 4 is rated to provide average durability.
The resulting change in appearance is rated on a numbered scale from 1 to 5 with 5 representing no change in appearance and 1 representing a severe change.
The hexapod test subjects carpet to a fixed number of impressions with an eight pound ball.
The oaf is a point score derived from the hexapod tumbler test the internationally used short term and long term carpet appearance retention test.
Following is table 1 which is the appearance retention rating determination for commercial carpet.
For most areas of the home carpet pads should have a minimum density rating of 6 and be around 3 8 to 1 2inch thick but opt for a slightly thinner and more dense pad around 8 for high traffic areas like stairs and be sure to.
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In fact wear dated carpet is actually tested by having people walk on it the equivalent of 20 000 times to obtain realistic results.
A metal hexapod with six polyurethane studs rolls randomly on the pile surface inside the rotating drum for 12 000 revolutions.
The oaf is a weighted system and uses the hexapod scores to better predict.
Afterward the carpet s finished appearance is graded using the carpet and rug institute s performance 1 to 5 scale in increments of 0 25.
Carpet on concrete balconies 106 kb from time to time questions are asked.
Commercial carpets shall have at least a.