I contacted mohawk the only carpets i have seen use a par rating and they were able to give.
What is par rating 5 in carpeting.
After vigorous industry standard wear simulating 20 000 foot traffic the worn carpet is compared to an unworn piece to determine how the piece has changed.
When comparing similar quality carpets side by side you must consider the tuft twist rating to help you determine which carpet is the better choice.
The number of twists is measured per inch and can range from 2 5 in low quality carpet to 6 in the best carpets.
Par is one of the biggest factors in whether your grow lights will provide you with the best yield for your garden.
Homeowners are expected to understand that the higher the par rating number the more durable the carpet will be.
While i m sure they go through a lot of trouble and expense to provide this rating system i personally think it falls short of being a trustworthy gauge for consumers.
Why is par rating a big deal for indoor grow light systems.
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I reached out to shaw and they stated par is not a rating they use.
Par or performance ratings.
The par carpet rating system created by shaw industries designates a number from one to five rating carpet durability based on a typical family of four scenario.
Par rating is somewhat of a mystery but i included here because i get questions on it.
Par is a part of our benchmark measures when testing grow light systems.
Anything above 4 is.
For this reason a carpet with a higher tuft twist 5 5 to 7 5 will retain its like new appearance longer and tolerate a higher level of foot traffic.
Most internet sources say it is a rating created by the carpet manufacturer shaw.
Performance appearance rating is a 1 5 scale that rates how well a carpet will perform over time.
Manufacturers usually indicate the twist as a single number.