Flashband is a premium self-adhesive flashing tape designed to provide an instant, long-lasting watertight seal. This waterproof sealing tape can be applied quickly and easily with just hand pressure – no special tools or equipment are required for cutting, shaping, or fixing. Engineered for versatility, Flashband adheres to a wide range of building materials including brick, masonry, slate, concrete roof tiles, timber, metal, terracotta tiles, roofing felt, glass, and rigid plastics. For porous surfaces, a Flashband primer is recommended to ensure maximum adhesion.
Flashband is a self-adhesive sealing strip that bonds instantly to provide a permanent watertight seal. Flashband is easily applied using hand pressure with no requirement for special equipment for cutting, forming or fixing.
Typical applications include:
Roof leak repairs – replace or seal cracked lead flashing
Gutter sealing – fix valley gutters and stop water ingress
Pipe and drain repairs – mend leaks in downpipes or joints
General waterproofing – protect surfaces against moisture penetration
Whether you’re tackling emergency roof repairs, sealing gutters, or preventing leaks in drains, Flashband offers an instant, permanent waterproof solution you can rely on.
Specifications
Technical details and product measurements
Brand
Bostik
Colour
Grey
Barcode
5010591998049
Size
225m x 10m
Downloads & documents
Product data sheets, fitting guides and supporting files
Helpful Information
Brand, delivery and support
About Bostik
Brand profile
About Bostik
Bostik is one of the world's leading manufacturers of adhesives, sealants and construction solutions, with more than 135 years of innovation in developing high-performance bonding technologies. Trusted by professional builders, contractors, tradespeople and DIY enthusiasts, Bostik products are used in millions of construction, renovation and repair projects across the globe. From roofing and flooring to tiling, waterproofing and general building applications, Bostik has built a reputation for delivering reliable products that combine advanced technology with outstanding performance.
The company traces its origins back to 1889, when the Boston Blacking Company was founded in Massachusetts, USA, manufacturing leather dyes for the footwear industry. Over the following decades, the business expanded internationally, evolving into the Bostik brand during the 1960s. Through continuous innovation and strategic acquisitions, Bostik grew into one of the world's largest adhesive manufacturers before becoming part of the Arkema Group in 2015, a global leader in speciality materials and advanced manufacturing technologies.
Frequently asked questions about Bostik
Who are Bostik?
Bostik is a global manufacturer of adhesives, sealants and construction chemicals, supplying innovative bonding solutions for the construction, industrial and consumer markets for more than 135 years.
When was Bostik founded?
Bostik's origins date back to 1889, when the Boston Blacking Company was established in Massachusetts, USA. The company later evolved into the Bostik brand during the 1960s.
Delivery
Delivery information
Accepting Your Delivery
Before accepting and signing for your delivery, make sure to check for any damage. If there is damage or fault with your package, please send an email to support@ventsdirect.co.uk
Free Delivery
We offer free next day (working day) delivery for all eligible orders over £50. For eligibility, orders must be placed before 14:00 from Monday to Friday. If you order on a Saturday, the order will be shipped on Monday for next day delivery.
Delivery Instructions
Please let us know at the time of your order if you would like to give any specific delivery requests by entering the relevant information into the note section of your order. Whilst we can’t guarantee couriers will take notice of all requirements, we’ll do our best to make sure they take note.
You must tell us if you are looking to return a product via email, mentioning your order number.
Delivery costs will not be refunded.
Returns must be made within 30 days of the delivery.
Return Address
Unit 2 Hillgate, Wilbury Way, Hitchin, SG4 0RY
Products That Cannot Be Returned or Refunded
Special order items may not be returned or refunded.
Any products that have been attempted to or have been installed cannot be returned or refunded either.
Damaged and Faulty Goods
The refund policy does not affect your statutory rights to care for products that have been delivered in error or damaged. We do everything within our power to ensure all products get delivered to you in perfect condition, but human error can occur.
At Vents Direct, we're specialists in roof ventilation products, supplying homeowners, roofing contractors and trade professionals across the UK with high-quality ventilation solutions they can rely on.
Whether you're installing roof tile vents, soffit vents, ridge ventilation, roof vent accessories or complete loft ventilation systems, we stock trusted products from leading manufacturers at competitive prices.
Proper roof ventilation is essential for preventing condensation, reducing damp and mould, improving roof airflow and helping extend the life of your roof. That's why we carefully select products that meet the demands of both modern and traditional roofing projects, ensuring long-lasting performance and compliance with UK building standards.
When you shop with Vents Direct, you'll benefit from expert product knowledge, fast dispatch, secure checkout and outstanding customer service from a dedicated UK-based team. With hundreds of ventilation products available, including tile vents, slate vents, eaves ventilation, cavity ventilation, ducting and ventilation accessories, we make it easy to find the right solution for your project.
Why customers choose Vents Direct
Huge range of roof ventilation products from trusted brands
Free next working day delivery on orders over £50 when ordered before 2pm*
Competitive prices with trade and DIY customers welcome
Expert advice to help you choose the right ventilation solution
Fast UK dispatch from our warehouse
Secure online ordering with friendly customer support
Quality products designed to improve roof airflow and reduce condensation
Whether you're replacing a single roof vent or completing a full roofing project, Vents Direct provides reliable products, expert guidance and fast delivery to keep your project moving.
Trade-quality products
Products selected for reliable performance and straightforward installation.
Trade-quality products
Products selected for reliable performance and straightforward installation.
Fast UK delivery
Clear delivery information and dependable nationwide service.
Secure checkout
Safe payment options and customer-focused support.
