1. Product Overview

The SupaPlumb Chrome Straight Towel Rail collection represents premium-grade heated towel rails designed for residential and commercial applications. Engineered to EN442 standards, these water-heated rails combine exceptional thermal performance with durable construction.

2. Technical Specifications

2.1 Dimensional Data

Model Code Dimensions (HW) Bar Count Bar Spacing Projection Depth Connection Centers SPR-400 400800mm 12 65mm 85mm 700mm SPR-500S 500800mm 12 65mm 85mm 700mm SPR-500M 5001200mm 21 55mm 85mm 1100mm SPR-500L 5001800mm 30 55mm 85mm 1700mm SPR-600S 600800mm 12 65mm 85mm 700mm SPR-600M 6001200mm 21 55mm 85mm 1100mm SPR-600L 6001500mm 24 60mm 85mm 1400mm

2.2 Performance Metrics

Model BTU Output (T50C) Heat Output (Watts) Water Capacity (Liters) Max Working Pressure Weight (Empty) SPR-400 590 173 1.2 10 bar 3.8kg SPR-500S 685 201 1.4 10 bar 4.2kg SPR-500M 968 284 2.1 10 bar 5.9kg SPR-500L 1648 483 3.6 10 bar 8.1kg SPR-600S 780 229 1.4 10 bar 4.5kg SPR-600M 1134 333 2.1 10 bar 6.3kg SPR-600L 1528 448 2.8 10 bar 7.5kg

2.3 Material Specifications

• Tubes: Seamless steel (EN10217-1) with 19mm OD, 1.5mm wall thickness

• Fittings: CW617N brass (lead-free) with chrome plating (25m)

• Mounting Brackets: Zinc-plated steel (5m coating)

• Finish: Class II chrome plating (EN1254)

3. Installation Requirements

3.1 Plumbing Connections

• Connection Type: ” BSP female threaded

• Recommended Pipework: 15mm copper or equivalent

• Flow Rate: Minimum 2L/min for optimal performance

• Air Vent: Required at highest point (1/8″ BSP)

3.2 Wall Mounting

Model Fixing Centers Wall Load Fixing Type Screw Size All Models As per connection centers 50kg static Wall plugs included M660mm

3.3 System Requirements

• Compatible Systems: Pressurized/sealed systems only

• Maximum Water Temperature: 90C

• pH Range: 6.5-8.5

• Inhibitor Requirement: Mandatory for all systems

4. Included Components

• Towel rail unit (pre-assembled)

• Wall mounting brackets (pair)

• ” BSP blanking plugs (pair)

• Wall fixings kit (plugs and screws)

• Installation manual

5. Maintenance Protocol

5.1 Annual Maintenance

1. Bleeding: Remove air via bleed valve

2. Inhibitor Check: Test concentration (0.5%)

3. Mounting Inspection: Verify bracket security

5.2 Cleaning

• Frequency: Monthly

• Method: Microfiber cloth + pH-neutral cleaner

• Avoid: Abrasives, acid cleaners

6. Warranty & Compliance

6.1 10-Year Guarantee Terms

• Covered: Material defects, manufacturing faults

• Exclusions: System water quality issues, improper installation

• Claim Process: Requires professional installation certificate

6.2 Certifications

• EN442: Thermal performance

• EN1254: Fitting standards

• UKCA/CE Marked

7. Ordering Information

• Packaging: Double-wall cardboard with corner protection

• Pallet Quantities: 20 units (mixed sizes)

• Lead Time: 5 working days (UK stock)

8. Performance Data

• Heat-up Time (T30C): 15-25 minutes depending on size

• Cool-down Time: 45-90 minutes

• Surface Temperature: 45-55C at normal operating conditions

9. Commercial Applications

• Hotels: 5001200mm recommended for guest rooms

• Spas: 6001500mm for maximum towel capacity

• Healthcare: All models available with antimicrobial coating (optional)