home-tools

Baluster spacing calculator: get baluster count, even gaps and on-center layout that pass the 4-inch code rule, with diagram and cut list. Free tool.

Siding, measured wall by wall — openings deducted, waste and trim included.

Shingle bundles done right — pitch-adjusted, with starter, ridge and waste included.

Turn your wardrobe into a closet plan — rods, shelves and a cut list.

Dehumidifier size calculator: get the right pints-per-day capacity from room size, dampness and ceiling height, plus running cost. Free tool.

Moving box calculator: build your box list room by room, get counts by size plus tape, paper and wrap — with a printable checklist. Free tool.

Crown molding miter and bevel settings for any corner angle and spring angle.

Dryer vent equivalent length with elbows, code check and fixes.

What your shower really costs in water and money — and what a low-flow head saves.

Projector throw distance and screen size both ways, with mount planning.

Use a HomePod as a Windows speaker with in-sync web video (browser extension delays the picture to match AirPlay audio latency)

Range hood CFM by BTU and cooktop width, with duct sizing and makeup air.

Attic ventilation NFA with intake/exhaust balance and product picker.

Enter your radon test result — get a clear risk verdict and exactly what to do next.

Picture hanging height calculator: find exact nail height with the 57-inch rule, above-sofa mode, gallery wall planner and art sizing. Free tool.

Sump pump GPH from inflow test and head height, plus backup runtime.

Max floor joist span by lumber size, species, spacing and load, with deflection check.