Penosil
Penosil FireStop Silicone 331 - White x 300ml (Box of 24)
Penosil FireStop Silicone 331 - White x 300ml (Box of 24)
SKU:PE331WH
Est Delivery between 6th Feb and
12th Feb.
How much will I need?
We recommend adding 10% of additional product to the calculation to account for errors, damages, and obstacles in your project
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Product Information
Each tube of Penosil FireStop Silicone 331 comes in a convenient 300ml size weighing just 0.456kg making it easy to handle and apply. The product's dimensions with a diameter of 49mm and a height of 230mm are perfectly suited for precise application in tight spaces. The brilliant white colour of the sealant not only provides a clean and professional finish but also blends seamlessly with most surfaces ensuring an aesthetically pleasing result.
This box of 24 tubes offers exceptional value for professionals and DIY enthusiasts alike ensuring you have ample supply for larger projects or multiple smaller tasks. Penosil FireStop Silicone 331 is renowned for its reliability and effectiveness in fire-stopping applications providing peace of mind and enhanced safety. Whether you're working on new builds renovations or maintenance projects this fire-resistant silicone sealant is an indispensable addition to your toolkit.
Key Features
- Fire-resistant silicone sealant
- Neutral curing system for minimal odour
- Excellent adhesion and flexibility
- Compatible with concrete brick metal and more
- 300ml tube 0.456kg weight
- 49mm diameter 230mm height
- Clean professional white finish
- Box of 24 for exceptional value
Pros & Cons
Pros
- Fire-resistant properties enhance safety in construction applications.
- Neutral curing system ensures minimal odour making it more pleasant to use.
- Excellent adhesion and flexibility for a wide range of materials including concrete brick and metal.
- Convenient 300ml size and lightweight design (0.456kg) for easy handling and application.
- Compact dimensions (49mm diameter 230mm height) allow for precise application in tight spaces.
- Clean professional white finish blends seamlessly with most surfaces.
- Box of 24 tubes offers exceptional value for larger projects or multiple smaller tasks.
- White colour may not be suitable for all aesthetic preferences or project requirements.
- May require multiple tubes for very large projects despite the box of 24.
- Specialized fire-resistant properties may be unnecessary for some applications potentially making it a more expensive option compared to standard sealants.
Frequently Asked Questions
Penosil FireStop Silicone 331 is a premium fire-resistant sealant designed to provide superior protection and durability. It is specially formulated to offer excellent adhesion and flexibility making it ideal for sealing joints and gaps in various construction applications.
This fire-resistant silicone sealant is compatible with a wide range of materials including concrete brick and metal.
Penosil FireStop Silicone 331 uses a neutral curing system which ensures minimal odour during application.
Each tube of Penosil FireStop Silicone 331 comes in a 300ml size weighs 0.456kg has a diameter of 49mm and a height of 230mm.
The sealant is brilliant white providing a clean and professional finish that blends seamlessly with most surfaces.
A box contains 24 tubes of Penosil FireStop Silicone 331 offering exceptional value for professionals and DIY enthusiasts alike.
Key features include fire resistance a neutral curing system for minimal odour excellent adhesion and flexibility compatibility with various materials a clean white finish and the convenience of a box of 24 tubes.
Penosil FireStop Silicone 331 is suitable for sealing joints and gaps in new builds renovations and maintenance projects providing enhanced safety and peace of mind in fire-stopping applications.
Delivery Information
Est Delivery between 6th Feb and
12th Feb.


Delivery will always take place on a weekday (Mon - Fri excl. public holidays).
An exact delivery charge will be calculated at checkout based on your order and location.
Frequently asked questions
Can you help me pick the right insulation for my project?
Yes, of course!
Our team is ready to assist you with any questions and queries you may have.
Just reach out to us via any of the following methods:
Call us: 020-3582-6399
Email us: sales@i4lgroup.co.uk
or click the Livechat tab at the bottom of your screen.
How do I track my order?
As soon as your order is dispatched, you'll receive a dispatch email with delivery dates and details for your order.
If you require an update on your order, you can email customerservice@i4lgroup.co.uk with your order number for assistance.
Can I order now and pay later?
Yes, we offer a variety of flexible payment options to all our customers.
When checking out online, you'll be able to avail of multiple buy now, pay later options with Klarna or PayPal.
The flexible payment options available to you at checkout will be based on the total value of your order.
For B2B customers, you can apply for a 30-day trade credit account, and you'll also unlock:
- Dedicated trade pricing
- Loyalty points and rewards
- A dedicated account manager
Do you really have the best prices online?
Yes! We even have a price match guarantee.
We are so confident that we have the best prices out there that we will match the price of any other online or local retailer.
If you find the same product cheaper elsewhere, we will match the price — just send us the quote or website link.
Read more: Price Match Guarantee
I have a large-scale project, can I get a quote?
Yes, if you are carrying out a construction project that requires a large quantity of materials, email sales@i4lgroup.co.uk with the following information and we will get back to you with your very own bespoke price quote:
- Delivery postcode and address
- Mobile number
- Company name
- A list of required materials and their quantities
Can I open a trade account?
Yes! Trade customers can open a B2B account to unlock bespoke pricing, B2B discounts, trade credit, loyalty points, and a dedicated personal account manager.
You can learn more here: Open a Trade Account
Can I cancel or amend my order after placing it?
Yes, if your order has not yet been processed for dispatch, cancellation/ amendments should be possible.
Our team works quickly to get your order delivered as soon as possible so it is likely that your order will be processed for dispatch within 2-3 hours of purchase.
Contact us immediately via customerservice@i4lgroup.co.uk or call 020-3582-6399 during opening hours.
If you wish to amend your order after it has been processed by our team, it will be treated as a return or a separate new order.
Read more: Returns
What is your returns policy?
Changed your mind about your order? no problem! we offer a 14 day returns period after your order is delivered.
To avail of this your order must be unused, in its original packaging, and suitable for resale.
Refunds are issued immediately after the goods are received and inspected by our team.
If an item arrives damaged or incorrect, you must notify us within 48 hours of delivery.
Prior approval is needed before returning any goods – do not return without authorization.
Special order items are exempt from returns.
Read more: Returns