Winter Home Preparation: What to Do Before a Freeze

Map the parts of your home that need attention

Write down outdoor faucets, hoses, irrigation equipment and known plumbing near unheated spaces. Note rooms that become unusually cold and any history of frozen pipes. Do not enter a confined crawl space or disturb insulation to complete the map; use existing records and ask a plumber to assess inaccessible areas.

Find the main water shutoff and make sure access remains clear. If you do not know what type of valve it is or whether it operates safely, arrange a plumber’s visit before cold weather. Forcing an old or corroded valve can turn preparation into a leak. Household members should know whom to call as well as where the valve is.

A practical preparation record

Keep one page with outdoor water service dates, heating contacts, known vulnerable areas and the location of manuals. Add photographs of accessible shutoffs and equipment labels for your private reference. The person helping you in an urgent situation should not have to interpret an unlabeled collection of valves.

For example, a homeowner might arrange irrigation service, ask a plumber to assess a pipe near a garage wall and replace a damaged entry seal in three separate appointments. Each action addresses a specific condition. None requires a dramatic whole-house overhaul, and each can be verified before severe weather arrives.

Prepare outdoor water equipment

Follow the instructions for disconnecting and storing hoses and preparing outdoor fixtures. Do not assume that a faucet marketed as frost-resistant needs no seasonal attention. Installation, drainage and attached accessories can affect its operation. Keep your notes specific to the actual fixture model when possible.

Irrigation systems require their own winterization method. Book a qualified provider if the system needs equipment or procedures you are not trained to use. An improvised air-pressure setting can damage components or injure someone. Record the service date and any damaged parts that need attention before spring startup.

Arrange heating care and safe access

Review the heating system’s maintenance instructions and service history. Arrange the specified professional service and describe any recent change in noise, operation or comfort. Do not wait for the first very cold night to mention a system that has been cycling unusually or failing to heat a room.

Keep user-accessible filters, return grilles and equipment access areas clear as instructed. Our HVAC filter guide helps organize ordinary filter checks. Never bypass a safety device, open combustion equipment or improvise a repair because a service appointment is inconvenient.

Use only heating equipment intended for indoor use and follow its clearances and electrical requirements. Do not use an oven, grill or outdoor heater to heat living space. If a carbon monoxide alarm sounds, leave and contact emergency services from outside. Checking the source comes after getting people to safety.

Reduce drafts without blocking necessary openings

Look for damaged weatherstripping and a door sweep that no longer fits. Replace compatible user-serviceable seals using the manufacturer’s instructions. Operate the door afterward to verify that it latches normally. A thicker seal can interfere with closing rather than solve an alignment problem.

Do not seal appliance vents, combustion-air openings, window drainage holes or other designed pathways. If you cannot tell whether an opening is intentional, ask before covering it. The fall checklist separates ordinary door and window observations from work needing an assessment.

Make a cold-spell plan

The American Red Cross frozen-pipe guidance describes precautions such as maintaining heat and allowing warmer room air to reach vulnerable plumbing. Its advice also includes running a small trickle at a faucet served by exposed piping in very cold conditions. Apply such measures to the relevant pipes and local circumstances, not as a blanket instruction to leave every faucet running.

If cabinet doors are opened to let warm air circulate, move harmful household products out of reach of children and pets. Plan for the people and animals in the home, not just the pipes. Ask a plumber about known cold spots and whether insulation or other approved work is needed before the season.

Plan for time away

Give a trusted contact clear instructions for reporting a loss of heat, water on the floor or an alarm. Share the service contacts they may need. A connected sensor can be helpful, but a notification is only useful if someone can respond. Check the device instructions and remember that power or network loss may affect it.

Do not switch off heating or drain equipment casually before travel. Vacant-home preparation depends on the plumbing and heating systems, the expected conditions and any insurance requirements. Have a qualified professional explain the suitable procedure. A plan for a weekend trip may differ from a home left empty for an entire season.

If water flow suddenly changes

A faucet that gives only a trickle during freezing weather may indicate a frozen pipe, but it is not proof. Compare the situation cautiously and contact a plumber, especially if the suspected pipe is concealed or inaccessible. Do not use a flame or improvised high-heat device to thaw piping.

If you find a burst or active leak, stay clear of water near electrical equipment. Shut off the water only if the valve is safely accessible and you know how to operate it; otherwise call for urgent help. Do not restore supply to a damaged system simply because the visible ice has disappeared.