Joint Backer Rod 12mm x 900m
Product code: SSBB12RND
Next day delivery
If all of your items are available for click & collect, you'll be able to select a location for pickup at checkout.
Stock availability for Joint Backer Rod 12mm x 900m
Leeds
Unit 14 Gelderd Trading Estate, West Vale, Leeds, , LS12 6BD, .
Glasgow
Unit 30 Deerdykes View, Westfield, Cumbernauld, Glasgow, G68 9HN, .
Essex
The Garage Unit. The Forge, Ockendon Road, North Ockendon, , RM14 3PS, .
Caldicot
Unit 16A Norman Way, Severn Bridge Industrial Estate, Caldicot, Monmouthshire, NP26 5PT, .
Benefits
- Quick and easy to apply
- Reduces sealant usage Improves sealant performance by obtaining easily the correct joint dimensions
- Flexible – won’t bubble or blister
Orders placed before 2pm Monday – Friday (excluding Bank Holidays) will be dispatched the same day if ‘Next Day Delivery’ is displayed on the product listing. Orders placed after this time will be dispatched the following working day.
Orders for non-stock items will be dispatched within 3-5 working days unless contacted by Customer Services.
Saturday and timed deliveries are available on request. Please contact [email protected] or call 01708 855 698 for more information.
Please note postcodes in some areas of the Scottish Highlands and offshore addresses require a delivery surcharge and in some cases can take longer to be delivered. Please contact [email protected] or call 01708 855 698 for a delivery quote.
AB36-38, AB55-56, FK17-21, G83, GY9, HS1-9, IM (ALL), IV (ALL), JE (ALL), KA27, KA28, KW0-14, KW15-17, PA20-78, PH15-18, PH19-29, PH32-33, PH45-48, PH30-31, PH34-44, PH49-99, PO38, ZE (ALL)
It is the customers responsibility to provide an accurate delivery address. If the courier is unable to deliver your order due to issues with access to the delivery address, your goods will be returned to the local delivery depot for delivery on the next working day. Please note a redelivery charge of up to £89 plus VAT per pallet may be applied. If your order is undelivered and returned to us a restocking fee may also be applied.
Please inform us of any delivery restrictions (eg weight restrictions, narrow roads). Failure to do so may incur a redelivery charge if the courier cannot access the delivery address due to undeclared or incorrect delivery restrictions. A redelivery charge of up to £89 plus VAT per pallet may be applied.
If your order is over 150kg it may be delivered on a pallet. The courier will notify you of a two hour delivery window. In the event that no one is available at the address to receive the delivery a charge of up to £89 plus VAT per pallet may be applied for redelivery.
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Joint Backer Rod FAQs
What is Joint Backer Rod used for?
Joint Backer Rod is a foam cord to be used behind sealants and mastics in expansion joints. Joint backing rods are recommended for reducing the depth of joints in construction/glazing use. Creating a backstop to allow proper sealant tooling.
How should I install and use the backer rod properly?
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Choose a rod diameter about 10–25% larger than the joint width so it can compress snugly into place.
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Insert the rod to the correct depth: typically leave a gap at the surface of the joint (the “sealant pocket”) so the sealant can fill that void.
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Ensure the rod is clean (no dust or debris) before applying the sealant.
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Don’t over-compress; avoid damaging the PE foam.
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Tool the sealant against the rod to create a proper bond to the joint sides and a smooth finish.
Are other sizes available?
Yes, we also stock the below:





