Red-handled Teflon foam gun, no-rinse foam gun, elongated all-metal model, for sealant and jointing compound

A sealant or caulking gun is designed to hold glue or silicone cartridges to fill in cracks around the home. Whether you're looking to caulk a bath or glue in roofing felt, you'll need a sealant gun! But should you go for a manual or cordless caulk gun? Read on to find the best sealant gun for your glue or silicone.