Geocel Marine Grade Silicone Rubber Sealant 310ml Black Clear White

Brand: Geocel
 QR23846 |  In Stock

  • RRP£28.00 Inc. VAT
  • OUR PRICE £9.10

    £10.92   Inc. VAT
  • Product Code: Marine310
  • SKU: Marine310
  • EAN: 
  • MPN: 

Available Options

Geocel Marine Grade Silicone Rubber Sealant 310ml Black Clear White

Cartridge size: 310ml

Colours:

Black - 2939215

Clear - 2939185

White - 2939193


Geocel Marine a flexible premium high performance Silicone Rubber Sealant the Ultimate Long Term Performer specially formulated for watertight sealing in marine application where a top quality material is essential. it has excellent long term durability and highly flexible and is suitable for internal and external use, dispense using a good quality Sealant Gun has excellent resistance to salt water and -55C to 150C temperature accommodation. Geocel Marine can be used in boat building, manufacturing of many kinds, on caravan and motorhomes all areas that need an outstanding sealant.

Geocel Marine Grade High Modulus Silicone Rubber Sealant – 310ml (Black, Clear, White)

Ensure watertight protection for your marine and recreational vehicles this premium-grade silicone sealant is designed to provide long-lasting, flexible seals in marine, boat, caravan, and motorhome applications. Its Acetoxy HM silicone formula offers excellent adhesion, weather resistance, and durability, making it ideal for use in environments exposed to constant water, salt, and UV rays. Available in black, clear, and white, Geocel Marine is perfect for both functional and aesthetic sealing needs.

Why Choose Geocel Marine Grade Silicone Sealant?

Geocel Marine Grade Silicone is specially formulated to withstand the harsh conditions faced by boats, caravans, motorhomes, and other water-exposed structures. The non-shrinking, non-cracking formula maintains elasticity, absorbing movement and vibration without losing adhesion. Its waterproof and UV-resistant properties ensure long-term performance, preventing leaks, water ingress, and environmental damage. This versatile sealant bonds effectively to a variety of materials, including fiberglass, metal, glass, and plastic, making it a trusted choice for professionals and DIY users alike.


Geocel Marine Sealant Key Features and Benefits:

  • Marine-Grade Performance: Provides exceptional water and weatherproof seals in marine and recreational environments.
  • UV and Saltwater Resistant: Designed to withstand prolonged exposure to UV rays, saltwater, and other harsh conditions.
  • Flexible and Durable: Maintains flexibility to absorb movement and vibration without cracking or detachment.
  • Multi-Surface Adhesion: Bonds securely to fiberglass, glass, metal, plastic, and other common materials found in boats and caravans.
  • Available in 3 Colours: Choose from black, clear, or white to match different surfaces and finishes.
  • Long-Lasting Protection: Prevents leaks, corrosion, and environmental damage, ensuring seals remain intact for years.
  • Waterproof Protection: Prevents leaks and water ingress, protecting interior components from moisture damage.
  • Resistant to UV and Salt: Withstands UV exposure and saltwater, making it ideal for marine and coastal applications.
  • Flexible Performance: Absorbs movement and vibration without cracking, ensuring long-term seal integrity.
  • Multiple Colour Options: Available in black, clear, and white to suit different surfaces and design needs.
  • Easy Application: Compatible with standard caulking guns, allowing for smooth and precise application.


Geocel Marine Silicone Applications

  • Marine Sealing: Ideal for sealing hatches, windows, deck fittings, and joints on boats and yachts.
  • Caravan and Motorhome Maintenance: Seals windows, roof vents, joints, and fittings in caravans and motorhomes.
  • Waterproof Repairs: Suitable for repairing leaks, gaps, and seams in water-exposed areas.
  • Exterior Sealing: Provides a durable seal around exterior fixtures, including antennas, vents, and access panels.
  • Multipurpose Use: Perfect for both professional and DIY projects where water and weather protection are essential.
  • Product Uses & Data:

    • Sealing around hatches and port holes
    • Insulating electrical connectors
    • Locking nuts and bolts against vibration
    • Sealing trunking
    • Sealing pipework
    • In-situ gaskets for water pumps and exhaust systems
    • Creating watertight joints throughout
    • Smooth void free viscous paste.


Specifications

  • Brand: Geocel
  • Product Name: Marine Grade Silicone Rubber Sealant.
  • Size: 310ml cartridge.
  • Colours: Black, Clear, White.
  • Application: Marine, caravan, motorhome, and exterior non porous sealing.
  • Cure Type: Acetoxy.
  • Weather Resistance: UV, saltwater, and temperature-resistant.
  • Material Compatibility: Suitable for fiberglass, metal, glass, plastic, and more.
  • Technical:

    • Storage Life stored below 25C, 310ml cartridges - 27 months.
    • Base Acetoxy silicone.
    • Non-hazardous.
    • Non-flammable.
    • Application 5C to 35C Temperatures.
    • Temperature -40C to 150C Range.
    • Skin Time 20min at 23C.
    • Cure Time 3mm per 24 hours.
    • Hardness 20-25 Shore A
    • Movement 25%


Questions and Answers:

(Geocel Marine Silicone Sealant) FAQs?

1. Is this sealant suitable for marine applications?
Yes, it has been specifically designed for marine environments. It offers waterproof, UV-resistant, and saltwater-resistant protection, making it ideal for sealing hatches, deck fittings, and windows on boats and yachts.

2. Can this sealant be used on caravans and motorhomes?
Absolutely. This sealant is perfect for sealing windows, roof vents, and joints in caravans and motorhomes. Its flexibility and durability ensure a long-lasting seal that withstands vibration and environmental exposure.

3. How long does the sealant take to cure?
The sealant typically skins over within 10 minutes and fully cures time 3mm per 24 hours, depending on environmental factors such as temperature and humidity. 

4. What materials can this sealant bond to?
It adheres to a variety of materials commonly found in marine and recreational vehicles, including fiberglass, metal, glass, and plastic. Proper surface preparation is essential for achieving a strong bond.

5. What are the available colours, and how do I choose the right one?
This sealant is available in black, clear, and white. Choose the colour that best matches your surfaces and aesthetic requirements. Clear is ideal for an unobtrusive finish, while black or white may be better for visible seams and trims.



"Always read the Technical Datasheet prior to first use to ensure you have the correct information and product for your application"

Geocel Marine sealants

All Manufacturers Marine sealants

Data
Reference Code Marine310
Group Marine310
Option Text 310ml
Colour Black White or clear
Name Link
Geocel Marine Sealant Safety Data Sheet Download Attachment
Geocel Marine Sealant Technical Data Sheet Download Attachment
Enter joint dimensions below to estimate number of cartridges required
The estimated amount of sealant required based on your input is:

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