W4 Mastic Sealing Strip

Product Information

With the rooflight out ofthe way, remove all of the old mastic. I used a wide metal wallpaper scraper, but be very careful not to damage the roof. I was able to remove some of the mastic by hand, too. Once this has been done, thoroughly clean around the sides with white spirit, and ensurethat none of the old mastic remains.

According to the brand, you can use this caravan sealant for roof vents, skylights, TV aerials, windows strips and much more. Before application, the surface must be clean, dry and free of any oil, grease or old sealant.

Ventilation & Consumables

Below is a list of the best sealant for caravans that are easy to use and suitable for interior or exterior use. The Best Sealant For Caravans That would be its excellent UV resistance and the fact it retains its flexibility throughout its service life, allowing movement in whichever part of your caravan you’re looking to seal. The other reason for its immense versatility is that it’s equally at home when used on both interior and exterior parts of your caravan. Wherever you decide to use it, it’ll leave behind a neat finish. This multipurpose adhesive and sealant formula comes specially designed for motorhome, caravan, and trailer repair. When you’re not sealing awning rails, you can use it to fix other parts of your caravan, such as TV aerials, roof vents, lap joints, skylights, fillet corner joints, butt joints, leaky gaskets, and window strips.

Surface preparation: All surfaces must be clean, dry and free from frost, grease and loose materials. Apply primer if required. In situations where an Hodgson’s Seamseal CV Bedding Sealant can be used on rails, door frames, bedding seams, moldings, and window frames. This non-setting sealant is genuinely a versatile option that can withstand slight movement. Thanks to its solvent release curing system, it dries in two to four days, providing excellent adhesion on various materials and surfacesーworks best on coated metals. In this context, the ease of use refers to whether a given sealant requires a primer or activator during application. Primers and activators can be costly. They also increase the amount of time you need to perform repairs, so you’ll want to choose a sealant that doesn’t require either pre-treatment. If you need just to seal a small leak, then almost any sealant will be fit for the job, but if you need to do a large repair, then you may need a more specialised heavier duty sealant. PriceGenerally, fixing leaks in caravan awning rails isn’t too complicated. What can be, however, is choosing the right sealant for your campervan’s construction, budget, and skill level (if you’re doing it yourself) because every product is a bit different. If you’re struggling to find the right product for your specific needs, this is a must-read post.