Home tools & calculators

Your home’s year, dated from local climate normals: when AC season starts, when pipes are at risk, when rodents move in, when to blow out the sprinklers. Instant, no sign-up.

Enter the year your house was built and see which systems are past their typical life and which era materials a pro will check for. Instant, no sign-up.

Does this job need a permit? Pick the job and your state to see the rule, who issues it, what the inspector checks and why the licensed pro pulls it.

Who licenses plumbers, HVAC contractors and electricians in your state, whether the license is state or local, and where to check a license number.

Hardness and household size to the softener capacity class that fits, how often it regenerates, and what hard water is doing to your water heater. Instant, no sign-up.

Find the right water-heater size for your home — first-hour rating and tank gallons (or tankless GPM) from household size and peak hot-water use. Instant; capacity only, never a price.

Check your winter pipe-freeze risk from your local climate and how exposed your pipes are, and get prevention steps. Instant; a risk level and steps, not a forecast.

How often your septic tank needs pumping, from household size, tank size and a garbage disposal, plus when the next one is due. Instant, no sign-up.

The sewer and water line materials a home of your age most likely has (clay, cast iron, Orangeburg, galvanized, polybutylene, PVC, PEX), how far into their service life they are, and what a camera inspection shows. Instant.

Does your basement or crawl space need a sump pump? A water-risk class from your foundation, past water, the local rain pattern and mapped soil drainage, plus whether a battery backup is typical. Instant.

The date to have your sprinkler system blown out or drained by, set 7 to 10 days before the median first frost for your town, with a calendar reminder. Instant.

The gallons per minute and temperature rise a tankless water heater needs for the fixtures you run at once, in your groundwater climate, and the unit size class that points to. Capacity only, instant.

Decode the serial number on a tank or tankless water heater into its manufacture year, its age and whether it is due. Instant, no sign-up.

Whether your roof needs 5-inch or 6-inch gutters and how many downspouts, from roof size, pitch and the local cloudburst rainfall rate.

The FEMA flood zone at your location, in plain English, and what it means for waterproofing and insurance.

Whether your water damage is the kind most policies cover, exclude or need an endorsement for. Instant, no sign-up.

Your climate, the water event and the space, turned into a mold risk class and what an inspection covers.