May 5, 2022 · However, a foam back rod applied before caulking can fix any issues in aesthetic appearance; this is especially important when you are caulking high-traffic areas. There is nothing more frustrating than feeling a cool chill emanating from a window or door somewhere in your …

Dec 26, 2024 · I don't want to mess up my hardwood floors with caulk and have never caulked before, I want to just use backer rod to seal the cracks. How do I figure out what size of foam …

Dec 16, 2021 · I've been thinking of using backer rod as a filler in my reduced load 45/70 for plainsman. I've been using grits with no known issue thus far. I've seen a few posts regarding …

Nov 28, 2017 · The problem is, they accidentally installed the 2nd drywall with a 1” vertical gap. And they also only used 1/4” thick drywall for the 2nd layer of drywall, instead of the usual 1/2” …

One of the more serious problems was outgassing. When these closed cells and their outer skin somehow become ruptured, trapped gases slowly escape to the atmosphere. If a high …

There isn't really a draft, but we've been having bug problems so I'm caulking up any gaps I can find. I had 3/8th" foam backer rod for the sides and bottom, but the top gap is about an inch …

Aug 31, 2016 · You'll go through a ton of sealant that will bleed down between the backer rod and the concrete. Here's a couple of links for you with some different options. Hope this helps.

1 day ago · Backer rod & spray foam – windows. tjones1014 | Posted in General Questions on April 6, 2025 06:14pm I’m struggling to get a decent seal with spray foam around our windows …

Oct 21, 2009 · Depending on the structure, you can sometimes get away wtih grout, but it doesn't take much to cause it to crack. The foam backer rod, if you choose the closed cell foam would …

Backer rods accommodate joint movement, preventing caulk from cracking during expansion or contraction. Polyethylene foam used to manufacture these rods is flexible, making it apt to …

Sep 11, 2020 · Will the 1/4in backer not compress? I have used it in saw cuts in concrete no problem. Those are about 1/8in. Just press it in with a flat screwdriver. I also found EDPM …

Jan 4, 2022 · Our best advice for avoiding cracks in your caulk is to pick the right type of caulk for the job, apply just enough based on the manufacturer's recommendations, go slow, use a …

May 21, 2023 · Although the foam “sill seal” is usually used between PT bottom plate and concrete, I was wondering if it would make sense to use a slightly modified sill-seal between …

Nov 16, 2018 · Like a gap-filling backbone, the backing rods occupy any and all spatial voids. Picture a series of garages behind a busy street. Water seepage problems are taking place …

Jan 9, 2012 · Foam backer rod is inserted into the spaces between every log, filling the cracks with foam insulation to protect against heat, cold and insects. A sealant is then applied over …

Oct 14, 2022 · Discover 5 key signs it's time to replace your soft backer rods, from cracks to air drafts. Ensure optimal sealing with timely replacement. Phone: 519 767 2899

Feb 25, 2014 · The Backer Rod is a long cylinder of foam rubber or plastic material. It is designed to compress and regain its original shape. It gets packed into a crack or crevasse in the wall …

Backer Rod. Made of moisture repellent closed cell foam, it is ideal for filling wall joints or cracks in concrete. It saves expensive caulk.