Rags to rugs is an ebook and a series on the day to day adventures blog.
How to measure how many knots a rug is.
Knot density knots per square inch is an important indicator of rug quality.
This is 2 in the series so go check out reasons to make a rag rug and then come on back.
To get a more accurate measurement you can count the knots in several different places and average the result.
A square inch measurement of a fine rug around 20 20 or 20 21 400kpsi.
This helps explain their longevity.
The red circles show 2 nodes this is actually only one knot.
This also accounts for their expense.
Each knot is tied in place by hand.
In general counting the kpsi you simply measure the knots across a vertical and horizontal inch and multiply the two.
Before shopping for oriental rug decide color carefully measure area.
Most rugs fall between 100 and 200 kpsi.
Many of the antique rugs in our collection are well over a century old.
True antique persian rugs are valued for their age condition and appeal in addition to their knot count.
Note that the knotting in some rugs makes them look like they have twice as many knots horizontally than they actually have.
The average rug has around 100 knots per square inch.
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The usual practice for counting rug knots is to measure how many knots there are per square inch on the back of a rug it is impossible to distinguish separate knots from the face of the rug.
Scroll to the bottom of this page for instructions on how you may count the knots of your rug.
And appraising oriental rugs i have counted the knots on less than 100 of them.
For many people the world of.
Similarly if you decide to buy persian rugs.
Experts use knot count as one of the factors along with many others to help them determine the origin of an antique rug.
A large rug represents well over a year of work.
A good rug will last 50 to 100 years.
Although there are many ways to measure your carpet s knot count in general kpsi knots per square inch is the most common standard of measure in the u s.
If you would like to check out all the posts in the series or get the ebook then go to the main rags to rugs page to see the other 8 posts.
Some rugs such as heriz tribal rugs and lower quality town city woven rugs fall under 100 knots and over 200 kpsi the rug starts to become fine.
Knot count is not always a direct indicator of cost value.
The best quality pakistani handmade rugs have a knot count of 16 18 horizontally by vertically whereas 5 5 is poor knot count.