Wood Repair & Fillers – Repairpicks

Best Wood Filler: Water-Based, Solvent-Based, or Two-Part?

September 26, 2026 by Etienne Basson

Most wood filler failures come from using the wrong type for the job. Here is how to choose between water-based, solvent-based, and two-part fillers for nail holes, hard-wearing edges, missing wood, and rot, plus what to know before staining a repair.

Best Concrete Floor Crack Filler: A Guide by Traffic Load and MoistureSeptember 29, 2026
A floor crack isn't picked by chemistry alone, it's picked by what rolls or drips onto it. Here's which filler suits a garage floor under vehicle weight, which one stops an actively leaking basement crack, and when a recurring crack means the slab itself needs a professional, not a tube of filler.
Best Self-Leveling Concrete for DIY Floor Repairs: A Guide by Repair SizeSeptember 28, 2026
Self-leveling concrete covers three different repairs, a thin skim coat, a flexible patch, and a whole-room pour, and picking the wrong one wastes money or fails within a season. Here's how to match the product to the job.
Best Wood Filler: Water-Based, Solvent-Based, or Two-Part?September 26, 2026
Most wood filler failures come from using the wrong type for the job. Here is how to choose between water-based, solvent-based, and two-part fillers for nail holes, hard-wearing edges, missing wood, and rot, plus what to know before staining a repair.
Best Concrete Crack Filler: Polyurethane vs. Epoxy vs. Cement-Based PatchSeptember 24, 2026
The right concrete crack filler depends less on the brand than on what the crack is doing. Here's how to tell a stable crack from a moving one, which filler type suits each, and when a crack is no longer a DIY job.
Best Caulk for Exterior Windows: Silicone, Siliconized Latex, or Polyurethane?September 22, 2026
Silicone, siliconized acrylic latex, and polyurethane all seal a window, but only one of them fits a given frame material and finish. Here's how to pick the right one and avoid a re-caulk in a year.
Grout Pen or Grout Filler: Which One Do You Actually Need?September 21, 2026
Discolored grout and cracked grout need two completely different products. Here's how to tell which problem you actually have, and the right kit for each.