Oriental area rug knot cleaning Wembley—Max Cleaning HA0/HA9 certified knot density specialists. 200–1,500 knots/sq inch precision cleaning from £79. Free knot certification.
Wembley's knot-by-knot rug restoration experts.
Wembley Knot Density Cleaning Prices
| Knot Density/sq in | Wool Rug Price | Silk Rug Price | Knot Certification |
|---|---|---|---|
| 200–400 (Commercial) | £79 | £119 | FREE |
| 400–700 (Fine) | £99 | £149 | FREE |
| 700–1,000 (Extra Fine) | £139 | £199 | FREE |
| 1,000–1,500 (Museum) | £229 | £349 | FREE |
HA0 knot specialists—free certification included.
Knot Density Quality Certification Chart
| Knots/sq inch | Quality Grade | Origin Examples | Wembley Cleaning Time |
|---|---|---|---|
| 200–350 | Commercial | Machine-assist Indo | 3–5 days |
| 350–500 | Good | Pakistan, basic Persian | 5–7 days |
| 500–700 | Fine | Kashan, Tabriz II | 7–10 days |
| 700–900 | Very Fine | Isfahan, Nain 12L | 10–14 days |
| 900–1,200 | Extra Fine | Tabriz I, Nain 6L | 14–21 days |
| 1,200+ | Museum | Hereke, finest Bijar | 21–28 days |
Precise knot counting = accurate pricing.
Certified Knot Cleaning Process
1. 40x MAGNIFICATION INSPECTION
2. DIGITAL KNOT MAPPING
3. YARN DIAMETER MEASUREMENT
4. KNOT TYPE IDENTIFICATION (Turkish/Persian)
5. INDIVIDUAL KNOT EXTRACTION
6. TENSION PRESERVATION PER KNOT
7. DENSITY-SPECIFIC CHEMISTRY
8. KNOT CERTIFICATION REPORT
9. FINAL VERIFICATION SCAN
10. CLIENT CERTIFICATE ISSUE
Laboratory precision for every knot.
Why Knot Density Matters for Cleaning
| Density | Cleaning Risk | Price Justification |
|---|---|---|
| Low (<400) | Minimal | Base price |
| Medium (400–700) | Moderate | +25% precision |
| High (700–1,000) | High | +60% specialist |
| Ultra (1,000+) | Extreme | +100% museum grade |
Higher knots = exponentially higher skill required.
HA0 Wembley Knot Lab Features
🔬 40x–100x magnification stations
📏 Digital knot counting software
🌡️ Climate-controlled knot chamber
🧪 28 density-specific solutions
✅ IICRC knot specialist certified
Wembley's only dedicated knot facility.
Knot Certification Value Wembley
| Certification Type | Documented Value Increase |
|---|---|
| Knot Density Cert | 15–25% |
| Material Authenticity | 20–35% |
| Age Verification | 30–50% |
| Full Portfolio | 50–100% |
Auction houses require our certifications.
Wembley Knot Cleaning Transformations
"600knot Kashan certified—value doubled!" – HA0 auction seller.
"1,200knot Hereke verified museum quality!" – Wembley collector.
"400knot Indo properly valued at last!" – Sudbury investor.
Knot Types We Specialise
| Knot Type | Difficulty | Wembley Expertise |
|---|---|---|
| Turkish (Ghiordes) | Medium | Symmetric precision |
| Persian (Senneh) | High | Asymmetric tension |
| Jufti (Double) | Low | Commercial volume |
| Barjasta (Fluffy) | Expert | Pile preservation |
All knots perfectly preserved.
Annual Knot Maintenance Wembley
£89/year per high-value rug:
✅ Quarterly knot inspections
✅ Tension monitoring
✅ Early moth detection
✅ Density re-certification
✅ Priority knot emergency
Knot Cleaning Risk Prevention
✅ Pre-clean tension mapping
✅ Individual knot extraction
✅ Density-specific dwell times
✅ Post-clean verification scan
❌ Never: High-pressure on fine knots
Rush Knot Certification Service
🟢 HA0: 48hr knot report
🟡 HA9: 72hr certification
📱 Rug photo = preliminary knot estimate
Certified Knot Specialists Qualifications
✅ IICRC Knot Density Certified
✅ Rug Society Oriental Specialists
✅ 10+ years high-knot experience
✅ Auction house approved
✅ Museum conservation trained
Book Wembley Knot Cleaning Certification
Know your rug's true value! knot certification
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