Which method your rug needs comes down to its fibre and how it was made, and both methods are right for something. Hand-knotted, wool, silk and natural-fibre rugs must be washed by hand, because uniform mechanical force causes dye bleed, pile distortion and shrinkage on exactly those rugs. Hard-wearing synthetic rugs are the opposite case: they are dimensionally stable and colourfast, so a proper rug-washing machine gives them a deeper clean than hands can, because agitation and volume of water are what lift grit out of the base of a synthetic pile. We wash synthetics by machine and delicates by hand for precisely that reason.
What "machine" rug cleaning means
Machine rug cleaning covers purpose-built rug-washing equipment, rotary surface machines, in-plant tumblers, and automated wash lines with a high-speed wringer or centrifuge. It is fast, thorough and consistent, and on the right rug that consistency is a strength: a synthetic pile responds well to being worked hard and evenly. The risk is applying the same uniform force to a rug that is not uniform. Fibres, dyes, foundation and age vary across a hand-made piece, and identical force everywhere is exactly what damages the rugs that need the most care. So the question is never whether machines are good or bad. It is which rug is in front of you.
What hand-cleaning means
Hand-cleaning is slower and more skilled. A technician identifies the fibre, tests the dyes for fastness, dusts the dry soil out of the foundation, cleans by hand following the pile direction, controls the moisture section by section, rinses, grooms the pile straight, and dries the rug flat. At every step the technique is adjusted to how that specific rug is responding. That judgement is what protects a valuable or delicate piece.
Which rugs need which
- Always hand-cleaned: wool, silk, cotton and viscose rugs; hand-knotted Persian, Afghan, Turkish and oriental rugs; antique or valuable pieces; and anything with natural fibres or delicate dyes, even in a blend.
- Machine washed: purely synthetic rugs (polypropylene, olefin, polyester, nylon, acrylic). These fibres do not felt, shrink or bleed, so they can take the agitation and water volume that reaches the base of the pile, and the machine is the deeper clean for them rather than the cheaper one.
If you are not sure which camp your rug is in, our guide to identifying your rug type walks through the quick tests.
The risks of machine-washing the wrong rug
Put a wool or hand-knotted rug through a machine process and the typical results are dye migration and bleed, felting and shrinkage of the wool, crushed or distorted pile, fringe damage and warped foundations. On viscose or "art-silk" rugs the damage is worse still, the fibre is weak when wet and pulps and mats, as we cover in the dangers of cleaning silk and viscose rugs. Much of this damage is irreversible, which is precisely why these rugs must be hand-cleaned.
Can you put a rug in a washing machine at home?
Only a small, genuinely synthetic rug with a sturdy backing, on a cold, gentle cycle, and check the care label first. Never machine-wash wool, silk, hand-knotted, antique, viscose or large rugs, the agitation, heat and spin shrink, distort and damage them. When in doubt, treat the rug as delicate and have it hand-cleaned.
How we choose the method
The fibre decides, and the decision is made before any water is applied. Wool, silk, viscose, cotton, kilim and every hand-knotted piece is washed by hand, with the fibre identified, the dyes tested and the technique adjusted to the rug in front of us, which is the reason we are trusted as Persian and oriental rug specialists in Gauteng. Synthetic rugs go through our rug-washing machine, because on that fibre it is the better clean. Either way the rug is washed at our own facility and never handed to a third-party wash house. For the fibres that need the most care, see our Persian and oriental rug care guide and our guide to cleaning wool.
Common questions
Can you put a rug in a washing machine?
A small synthetic rug with a strong backing can sometimes be machine-washed on cold and gentle, if the care label allows it. Wool, silk, hand-knotted, antique, viscose and large rugs must never go in a machine, the heat, agitation and spin cause shrinkage, distortion and dye damage.
Is machine rug cleaning bad?
No, it is the right choice for tough synthetic rugs, where the agitation and water volume reach soil that hand work cannot. It is the wrong choice for natural-fibre and valuable rugs, because uniform machine force causes dye bleed, felting and distortion on the very rugs that need careful, adjusted handling. The method has to follow the fibre.
How do I know if my rug must be hand-cleaned?
If it contains any wool, silk or other natural fibre, or it is hand-knotted, antique or valuable, it must be hand-cleaned. When you cannot tell, treat it as delicate and have it assessed rather than risk a machine.
To have your rug cleaned by hand by a specialist, send a photo through the contact page or request a quote. See also rug cleaning costs in Johannesburg and our rug cleaning page.