Questions to ask before hiring a contractor
A practical comparison sheet for estimates, references, insurance, permits, contracts, and stop signs.
Open the contractor worksheet ↗A field brief for the house · US
Fix the question before you fix the room.
Home decisions get expensive when a symptom is mistaken for a cause. Start with the record, then choose the smallest useful next step.
Practical brief
Before the first quote, make the comparison visible.
This guide turns contractor conversations into a worksheet: scope, materials, schedule, payment, change orders, references, and the questions that require local verification.
Build a home maintenance register
Separate owner checks, scheduled service, and situations that need professional help.
Open the maintenance register ↗Read moisture warning signs
Record condensation, leaks, smells, and water damage before covering the cause.
Open the moisture brief ↗Prepare the house before cold weather
Check heating, water, ventilation, access, and evidence before demand peaks.
Open the cold-weather brief ↗Know when to call a professional
Separate safe observation from water, combustion, electrical, and structural risk.
Open the repair-boundary brief ↗Ask the right heat-pump sizing questions
Compare load calculations, capacity at design temperature, ducts, and backup heat.
Open the heat-pump sizing brief ↗Check attic insulation and ventilation
Find moisture paths, blocked eaves, exhaust problems, and safe next steps.
Open the attic check ↗Measure indoor humidity
Use a three-day log to separate a pattern from a source investigation.
Open the humidity measurement brief ↗Respond after a water leak
Stop, document, dry what is safe, and escalate contaminated or structural risk.
Open the water-leak brief ↗Check a heater that will not turn on
Observe controls, power, filters, and danger signals without dismantling the equipment.
Open the heater check ↗Investigate one cold room
Compare rooms, record the pattern, and know when a radiator issue needs a professional.
Open the cold-room brief ↗Check window drafts before sealing
Locate moving air and choose the smallest safe next step.
Open the draft-check guide ↗Start the heating season safely
Identify the system, check alarms, observe one cycle, and know when to stop.
Open the heating startup checklist ↗Diagnose window condensation
Use humidity, temperature, and water evidence before choosing a repair.
Open the condensation guide ↗Prevent frozen pipes
Find vulnerable runs, protect fixtures, and know when a thaw needs a plumber.
Open the frozen-pipe guide ↗Improve winter indoor air quality
Log humidity, sources, ventilation, and heating before sealing or changing equipment.
Open the indoor-air guide ↗Choose an HVAC filter
Match filter performance to the system instead of assuming higher is always better.
Open the filter guide ↗