In other words, it is inserted into a joint to control sealant depth and create a backstop to allow proper sealant tooling. Select a backer-rod diameter that is approximately 15 to 25% larger than the width of the joint to give a firm base. I bought some expanding foam and, if you’re reading this you probably know the differences in quality of this kind of product.

Everbuild Tecnic Joint Backer Rod is a non-absorbent compressible grey closed cell polyethylene foam backup material. Its a great product if you want to minimise the level of ragged or untidy gap finishes in your DIY project. Due to covid and new contactless deliveries, our carriers will not require a signature but will take down the recipients name as POD. For joints with significant width variation along the length, TP300 Joint Backer Plus is recommended. Backer rods are held in place by compression, it is important that the rod selected is about 25% larger than the maximum expected joint opening, thereby creating the proper depth to width ratio, act as a bondbreaker, and provide a firm surface against which tooling can be done.The ends of adjoining rods and at detailing locations such as corners must be in tight contact with each other to maintain maximum fire resistance. Quadrant strip never goes black and not visible silicon, it can just simply be wiped down with a cloth.

It is easy to cut shape and insert and you cant tell its been there after the sealant product of your choice , whether plaster filler or silicon, is deployed over the top of it. Don’t think I could ask for more and I’ll certainly be using Sealant supplies again, what a great find. So, to the missus disgust, all kinds of hairy critters and creatures slip in and are frequently founding feasting around the house.There is half an inch gap between the tub and the wall and there is also the gap between the tile and the tub. Backer rod is a flexible foam material used in construction projects to fill gaps and voids between two building materials.

Closed cell backer rod is a round, flexible, closed cell polyethylene foam with an exterior "skin" used as a backing and thickness control device for elastomeric and other cold-applied sealants. The primary purpose of backer rod is to control the depth of the sealant and prevent it from bonding too deeply into the joint. I would have no hesitation in recommending this company and will purchase from them again in the future. It allows the volume of sealant or mastic used to be minimized and reduce overall cost as well as allowing the user to obtain the optimum sealant shape or design, which prevents joint failure.We are passionate about the products we produce, we have always worked on the simple premise that Trade User will only come back for good products, so that's all we make! They mention that it's a great product, works great in between floorboards, and is suitable for gaps 6 to 8mm high.

Realising that they would needed to be stuck instead of screwed into place, I googled sealant and adhesive that would do the job. Backer-rod, is a closed cell polyethylene foam cord in varying diameters from 6mm up to 75mm (larger sizes run on request) Used behind sealants and mastics in expansion joints. Bond-It De-Bond Mate is A non-drip gel formula for the complete removal of cured silicone sealant, particularly when silicone has been accidentally smeared over glass, ceramics or countertops. Only issue once had is that if it’s not fully inserted it can come back out at some areas as it expands.

The Backer rod limits the depth of the sealant, thereby preventing excessive use of the sealant, which promotes proper joint design.