Würth 1C Ultimate Windscreen Adhesive
Würth 1C Ultimate Windscreen Adhesive
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Key Features
- All-season 1-component polyurethane adhesive - suitable for use between -10°C and 35°C.
- 1-hour drive-away time with airbag vehicles (30 minutes without airbags) at ambient temperature - TüV crash-tested and certified to FMVSS208/212.
- Meets OEM requirements for windscreen and body bonding in modern vehicles.
- High-modulus, vehicle-strengthening adhesive - contributes to body rigidity.
- Safe for aluminium, magnesium, and hybrid bodywork - prevents contact corrosion.
- Non-conductive - suitable for vehicles with integrated aerials and driver assistance systems.
- Odourless formulation for user comfort during application.

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Shipping Information
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
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Description
Premium-Grade Windscreen Adhesive
Würth 1C Ultimate Windscreen Adhesive is a moisture-curing, high-modulus polyurethane adhesive developed for professional windscreen replacement and body glass bonding across all vehicle types. It provides excellent strength, durability, and safety compliance, making it the ideal solution for workshops and automotive repair specialists.
Certified Safety Performance
Crash-tested and certified by TÜV, the adhesive meets the stringent requirements of FMVSS208/212. It ensures safe and reliable installation, with a drive-away time of just 1 hour for vehicles with airbags and 30 minutes for vehicles without airbags, depending on ambient conditions.
Vehicle Manufacturer Standard Compliance
The adhesive is fully compliant with OEM standards, supporting use in vehicles with advanced driver assistance systems (ADAS) and integrated aerials. Its non-conductive formulation prevents signal interference while ensuring structural integrity.
Strong, Durable, and Corrosion-Resistant
Designed to provide high bond strength and tensile properties, the adhesive also prevents contact corrosion, making it particularly suitable for modern body constructions including aluminium, magnesium, and hybrid materials.
Easy to Apply in Any Season
With an application temperature range of +5 °C to +35 °C and skin formation in just 15 minutes, the adhesive offers reliable performance year-round. Its odourless formulation ensures a more comfortable working environment.
More Information
Application Instructions
- Work in a clean and controlled environment to prevent contamination.
- Use only with Würth system components for correct application and safe performance.
- Prepare bonding surfaces in line with manufacturer guidelines.
- Apply Würth Varioprimer to freshly painted surfaces and allow to fully cure before adhesive application.
- Apply adhesive bead following the OEM-recommended bead geometry.
- Install the windscreen promptly within the open time (max. 15 minutes at 23°C/50% RH).
- Observe drive-away times.
- Allow curing to progress at 4mm per day to full strength.
Safety and Usage Notes
- Do not park the vehicle on a lifting platform during curing.
- Observe bead geometry requirements set by the vehicle manufacturer.
- Always wear protective gloves and eyewear during use.
- Ensure adequate ventilaiton.
- Shelf life: 12 months when stored between 5°C and 25°C.
Specifications
Chemical Basis: Moisture-curing 1K polyurethane
Container Type: Cartridge
Contents: 310 ml
Colour: Black
Density: 1.27 g/cm³ (at 20 °C)
Product Weight: 441 g
Smell/Fragrance: Odourless
Shore A Hardness: 60
Breaking Elongation: 300%
Tensile Strength: 9 MPa
Tensile Shear Strength: 5.5 MPa
Skin Formation Time: 15 min
Open Time: Max. 15 min (23 °C / 50% RH)
Full Curing Speed: 4 mm/day
Processing Temperature: +5 °C to +35 °C
Temperature Resistance (Cured): –40 °C to +120 °C
Drive-Away Time (With Airbag): 1 h
Drive-Away Time (Without Airbag): 30 min
Flash Point (Min.): –
Shelf Life: 12 months (5–25 °C)