Twelve things to do before the first freeze: your insurance agent's list.

There is a particular morning every Minnesota fall: you walk out to the car, the windshield is frosted for the first time, and somewhere in the back of your mind a list of chores you meant to do all September clears its throat. This is that list, written from the vantage point of an insurance office in downtown Owatonna.

None of these twelve items takes more than an afternoon. Most take minutes. Together they stand between your house and the losses that keep southern Minnesota adjusters busy every winter — burst pipes, ice dams, failed sump pumps, and furnaces that quit on the coldest night of the year.

Why does one cold night matter so much?

Water expands when it freezes. Inside a hose bib or an uninsulated pipe, that expansion has nowhere to go, so the pipe splits — and the split usually announces itself days later, when things thaw and water starts moving again. Home insurance generally treats sudden, accidental water damage as covered and long-term neglect as not covered, with a gray zone in between that policies describe as reasonable care. Everything on this list lives on the good side of that gray zone: small chores that keep the freeze from finding a way in, and that keep any claim you ever do file simple, sudden, and clearly covered.

What should you do outside before the freeze?

1. Disconnect and drain garden hoses

A hose left attached traps water in the faucet and in the pipe behind it. When that water freezes, the split happens inside the wall, where you will not see it until spring. Unscrew every hose, drain it, and store it inside. This is the easiest item on the list and the one most often skipped.

2. Shut off exterior faucets from the inside

If your home has interior shutoff valves for the outdoor spigots, close them, then open the outside faucet to drain the line. Frost-free sillcocks buy forgiveness, not immunity — they still fail when a hose is left connected. Two minutes per faucet, and a burst-pipe story never gets its opening scene.

3. Clean the gutters and downspouts

Gutters full of October leaves hold meltwater exactly where you do not want it: at the roof edge, where it refreezes. Clear them, and confirm the downspouts discharge well away from the foundation. That removes one of the two ingredients of an ice dam. The other ingredient — heat escaping into the attic — is item seven.

4. Look at your roof while you still can

Once snow arrives, whatever your shingles look like is what you get until April. Walk the yard with binoculars and look for lifted or missing shingles, damaged flashing, and moss holding moisture. If this summer brought a storm, get an inspection now — our guide to hail damage roof claims in southern Minnesota explains what adjusters look for, and our post on ACV, RCV, and recoverable depreciation explains how a roof claim actually pays out.

5. Trim the trees

Snow and ice load turns marginal limbs into projectiles. Look for dead branches over the roof, the driveway, and the service line to the house. Insurance generally covers the damage a falling limb does to your home, but prevention beats a deductible — and a tree everyone knew was dead complicates the conversation. If you have acreage, outbuildings, or animals, our guide to insuring a hobby farm in Minnesota extends this walk-around to the rest of the property.

What needs attention in the basement and attic?

6. Test the sump pump — and give it a battery backup

Pour a bucket of water into the pit and watch the float do its job. Then ask the harder question: what happens when the power fails, as it tends to during exactly the storms that fill sump pits? A battery backup pump is cheap compared with a finished basement. Know your policy here, too. Water that backs up through drains or overwhelms a sump pump generally requires a separate water backup endorsement — our guide to water damage and home insurance walks through that line item, and flood insurance in Minnesota explains why surface water is a separate policy altogether. While you are down there, glance at the water heater and the washer supply lines — appliance leaks have a season too, and it is this one.

7. Check attic insulation and ventilation

Ice dams are not a roof problem; they are an attic problem. Heat escaping into the attic melts the underside of the snowpack, the melt runs down to the cold eaves, refreezes, and builds a ridge that pushes water up under the shingles. Adequate insulation and clear soffit ventilation keep the roof deck cold and the snow where it belongs. We wrote a full guide to ice dams and home insurance in Minnesota — read it before January does its worst.

What about heat, power, and safety?

8. Have the furnace serviced

A furnace that limps through October tends to die in January, usually during the coldest week. An annual service call catches cracked heat exchangers, weak igniters, and clogged filters while the fix is still routine. The insurance stake is real: if the furnace quits while you are away, a cold house becomes frozen pipes in a hurry. A home warranty — one of the specialty lines we can quote alongside your insurance — can soften repair bills, though it is a service contract, not an insurance policy.

9. Test smoke and carbon monoxide detectors

Furnaces run hard, fireplaces get lit, generators come out — winter is carbon monoxide season. Press the test button on every detector, replace the batteries, and check the manufacture dates, because detectors expire. Ten minutes, and it is the one item on this list that protects something no policy can replace.

10. Get the generator ready — safely

Run it, stabilize the fuel, and stock cords rated for the load you will put on them. Then the non-negotiable: a portable generator runs outside, far from windows and vents, never in a garage. If you are adding a standby generator with a transfer switch, mention it to your agent — improvements like that belong on your file.

What about the cabin, the boat, and the sled?

11. Winterize the seasonal places and the toys

If you have a cabin, shut off the water supply, drain the lines, and pick a heat strategy: keep the building reasonably heated, or drain the plumbing completely. Policies generally expect one or the other for a building sitting empty through winter. The same weekend, pull the dock, winterize the boat, and get the sled pointed the other direction — our snowmobile insurance guide covers registration and coverage before the first ride, and our boat, ATV & motorcycle page answers the storage-season question people forget to ask.

Why document your belongings before winter?

12. Make a ten-minute home inventory

Walk every room with your phone camera rolling. Open the closets, the drawers, the garage. Narrate brands and rough ages as you go, then store the video somewhere that is not inside the house. If the worst kind of winter happens — a fire, a pipe that runs for days while you are gone — a claim moves at the speed of your documentation. Our guide to how a home insurance claim works in Minnesota shows exactly where that video earns its keep, and our home insurance page explains the coverage standing behind it.

What if the list raises questions?

Twelve items, one afternoon, and a house that meets January on its own terms. If working through the list raises questions — what your policy says about water backup, whether the cabin is listed correctly, what that new roof did to your coverage — that is a conversation, not a project. Bring your declarations page to 121 W Broadway St, or call (507) 451-1168. At Tuttle Insurance, this time of year, every policy review happens with the freeze in mind.

Common questions before the first freeze