• A white spray bottle with a gray label, featuring the text 'FSE Finish Spray Exterior' and the brand logo 'Koch Chemie'.
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Koch Chemie FSE Finish Spray Exterior

Koch Chemie FSE Finish Spray Exterior

Quick detailer with limescale remover that restores gloss and protects all external vehicle surfaces in one step.

K285001

In stock

⚙ Ideal For

  • Paint maintenance
  • Glass cleaning
  • Plastic trim care
  • Limescale removal
  • Quick detailing

✔ Benefits

  • Removes limescale stains
  • Restores colour depth
  • High-gloss finish
  • Streak-free clarity
  • One-step protection
DETAILED DESCRIPTION →
£14.99 GBP
£14.99 GBP
£12.49 Ex. VAT
Sale Sold out
Taxes included. Shipping Policy

🚚 UK Shipping: Standard (£2.99) or FREE on orders over £75.

📦 Dispatched same-day if ordered before 3pm!

Shipping Information

What Are My Shipping Options?

In-Store Pickup

In-Store pickup is available on all purchase. Pickups are available Monday - Friday between the hours of 9:00–17:00. 

An email confirmation will be sent when your order is ready for collection. 

Free Shipping

We offer free Standard (2-3 Days) shipping on orders within the United Kingdom on orders over £100. Please note, some large items that require specialist courier companies, such as large mirrors and palleted items are excluded from this deal.

Shipping Fees

We also offer shipping at the following rates:

Standard-Size Parcel

Standard (UK Only) - 2-3 Days - £2.99

Express (UK Only) - 1-2 Days - £4.99

International (EU) - 3-7 Days - £14.99

International (ROW) - 5-10+ Days -£23.99


Large Parcel

Standard (UK Only) - 2-3 Days - £2.99

Express (UK Only) - 1-2 Days - £4.99

International (EU) - 3-7 Days - £14.99

International (ROW) - 5-10+ Days - £69.99

Most UK orders will be sent using Royal Mail, with larger items being sent with DPD.

International orders within the EU will normally be dispatched with Royal Mail, DPD, or UPS.

International orders to the rest of the world will normally be sent with DPD or UPS.

Please note, international delivery charges are very volatile and subject to change. We will do everything in our power to honour the delivery fee, however, in some cases, shipping may increase in price. In this event, you will be given the offer to pay the difference or cancel the order and receive a full refund.

Please note, we may be subject to various rules and restrictions in relation to some international deliveries, and you may be subject to additional taxes and duties over which we have no control. If such cases apply, you are responsible for complying with the laws applicable to the country where you live and will be responsible for any such additional costs or taxes.

Dispatch Times

Orders placed before 15:00 Monday - Friday will be shipped on the same day. 

Orders placed after this time will be shipped on the following business day,

Please note, we are closed at weekends, as well as English Bank Holidays.

Returns Policy

Our refund policy can be found at the following address: https://esupplyline.com/policies/refund-policy.

Further Information

You can contact us for further information on our shipping policies using the following:

Phone: 01953 711 881

Email: sales@esupplyline.com

Live Chat: Available on our website, Monday - Friday, 8:30 - 17:00.

Contact Form: https://esupplyline.com/pages/contact

View full details

Koch Chemie FSE Finish Spray Exterior

Koch Chemie FSE is a quick detailer and limescale remover engineered for all external vehicle surfaces. A single spray and wipe restores colour depth, delivers high gloss, removes stubborn limescale stains, and applies protective finish.

Key Features

  • Removes Stubborn Limescale Stains — Special formula dissolves mineral deposits and limescale marks that standard cleaners cannot remove, restoring spotless clarity to paint and glass.
  • Restores Colour Depth — Rejuvenates paint appearance by removing haze and oxidation, returning the colour richness that fades with age and UV exposure.
  • High-Gloss Finish Without Streaks — Delivers brilliant gloss with zero streaking or hazing, creating a professional finish that looks freshly polished.
  • One-Step Maintenance and Protection — Cleans, maintains, and protects in a single application — ideal for quick detailing between washes.
  • Safe on Multiple Surfaces — Works on paint, glass, and plastic trim with a single product, eliminating the need for multiple bottles.
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Description

Why Limescale Stains Require Specialised Removal

Mineral deposits and limescale stains accumulate on vehicle paint and glass from hard water spray, rain overspray, and automated carwash water. These deposits bond chemically to surfaces and create visible white or cloudy spots that severely detract from appearance. Standard car shampoos and waxes cannot remove these mineral deposits — they're designed to clean dirt, not dissolve mineral compounds. Koch Chemie FSE's special formula addresses this gap with reactive agents that specifically target limescale and mineral buildup, dissolving them without requiring aggressive scrubbing or harsh acidic chemistry that could damage paint.

Restoring Colour Depth and Gloss in One Step

Over time, paint becomes hazy and loses its colour depth due to oxidation, contamination, and UV exposure. Most quick detailers simply add surface gloss without addressing underlying haze. Koch Chemie FSE works differently — it removes the haze-causing contamination whilst simultaneously restoring gloss and colour depth. This rejuvenating effect means paint that looked tired and faded can be dramatically improved with a single application, without requiring full polish or compound.

Protective Finish Against Future Contamination

Beyond cleaning and glossing, FSE leaves a protective film that shields surfaces against rapid re-soiling. This means your vehicle stays cleaner longer between full washes — a practical benefit for regular detailing maintenance. The protection works on paint, glass, and plastic, providing consistent surface conditioning across all external components.

Versatility for Quick Detailing Workflow

Professional valets and detailers appreciate products that can handle multiple surfaces efficiently. FSE eliminates the need to switch between specialised glass cleaners, paint glosses, and trim products — one bottle handles everything. This efficiency matters in high-volume detailing environments where speed without compromising quality is essential.

More Information

Application Instructions

  1. Work on cool surfaces — Do not apply FSE to hot paint or glass. Allow the vehicle to cool to ambient temperature after washing or sun exposure.
  2. Apply evenly with spray bottle — Use the spray bottle to apply FSE evenly across the surfaces to be treated. Spray paint panels, glass, and plastic trim with consistent coverage.
  3. Polish with microfibre cloth — Immediately wipe the sprayed areas with a clean, high-quality microfibre cloth using straight-line polishing motions. Work methodically across each section for even results.
  4. For stubborn limescale stains — Allow FSE to sit for 1–2 minutes on limescale-affected areas before wiping, giving the formula time to dissolve the mineral deposits.
  5. Use light pressure — The formula does the work — light buffing pressure is sufficient. Heavy pressure is unnecessary and increases the risk of streaking.
  6. Buff dry for gloss — For maximum gloss and to prevent any residual streaking, buff the treated surfaces with a dry microfibre cloth after initial wiping.

Specifications

Product Type Quick detailer and limescale remover spray
Format Spray bottle
Volume 750 mL (typical)
Appearance Clear, colourless liquid
Active Ingredients Limescale removers, gloss enhancers, protective polymers
Safe on Paint, clear coat, glass, plastic trim, rubber seals
Not suitable for Vehicle interiors, acid-sensitive materials, polished aluminium (test first)
Key Features Limescale dissolution, colour restoration, one-step protection
Application Temperature Ambient temperature; do not apply to hot surfaces
Drying Time Immediate — dries streak-free with microfibre buffing
Storage Keep in cool place, protect from frost and excessive heat
HS Code 3402.20

Documents

FAQs

Can I use FSE on polished aluminium trim or acid-sensitive surfaces?

FSE is not recommended for polished aluminium or highly acid-sensitive materials. Test on an inconspicuous area first to confirm compatibility before applying to visible trim or special finishes.

How often should I use FSE between full car washes?

FSE is ideal for quick touch-ups between washes — use weekly or bi-weekly depending on environmental conditions. For vehicles exposed to heavy contamination, more frequent application maintains appearance and protection.

Will FSE remove all types of water spots and limescale marks?

FSE is particularly effective on limescale and mineral deposits. For severe or deeply etched water spots, multiple applications or a more aggressive polish may be necessary. Test on a small area to assess effectiveness before treating the entire vehicle.

Can I apply FSE to my windscreen alongside paint?

Yes, FSE works on both glass and paint, providing streak-free clarity on glass and improved gloss on paint in a single application. This makes it ideal for quick overall vehicle detailing.

Product Product subtotal Quantity Price Product subtotal
Koch Chemie FSE Finish Spray ExteriorK285001
Koch Chemie FSE Finish Spray ExteriorK285001
£14.99/ea 		£0.00
£14.99/ea £0.00