Home maintenance tasks most people skip (until it costs them)

main repairing AC unit at window of home

What we’ll cover

  • 15 of the most commonly neglected home maintenance tasks and why they actually matter
  • What these tasks can actually end up costing you when you ignore them
  • Basic instructions for each task so you can tackle them yourself with confidence 
  • How often each task needs to happen so you can work them into your maintenance schedule 
  • How to stop letting these home tasks slip through the cracks for good

We all have a mental list of home maintenance tasks we know we should do but somehow never get to. Clean the gutters, replace the filter, check the… something.

It’s not your fault, it’s just that most of these tasks are invisible and never talked about. They don’t scream for attention the way a leaky faucet or a broken door handle does. The consequences of ignoring them just quietly accumulate, until one day you’re paying the price.

Here are the top 15 home maintenance tasks homeowners skip. We’ll cover what they involve, how to do them, and what skipping them actually costs you.

Most neglected home maintenance tasks

1. Replace HVAC filters (every 1–3 months)

Cost of skipping it: $5000 – $15,500 to replace the system
Cost of doing it: $10-$40 for filter replacement

This is the most skipped task on this entire list, and possibly the most impactful (especially if you have pets). Start by locating your filter, which is usually behind a vent on the wall, ceiling, or inside the air handler unit itself. Note the size printed on the frame, pick up a replacement at any hardware store or order online, and slot the new one in with the airflow arrow pointing toward the unit. The whole job takes under five minutes. A clogged filter forces your system to work harder, drives up your energy bill, and shortens the life of a unit that costs thousands to replace.

2. Clean the dryer vent (annually)

Cost of skipping it: $800 – $1200 to replace
Cost of doing it: $20 brush (DIY)

using dryer vent brush to clean dryer vent

Most people clean the lint trap after every load (which is great) but the vent duct running from the back of your dryer to the exterior of your home needs clearing too. Disconnect the duct from the back of the dryer, then use a dryer vent brush (available at any hardware store for under $20) to push lint out from both ends. Finish by going outside and confirming the exterior vent flap opens freely and isn’t blocked. Lint buildup in dryer vents is responsible for an estimated 2,900 home fires every year in the US — this one is worth doing.

3. Flush your water heater (annually)

Cost of skipping it: $1200-$3500 to replace
Cost of doing it: $0 (DIY)

Turn the thermostat to “pilot” or off, then connect a garden hose to the drain valve near the bottom of the tank and run it to a floor drain or outside. Open the drain valve and let the tank empty. You’ll likely see discoloured water and sediment coming out first, which is exactly what you’re removing. Once it runs clear, close the valve, disconnect the hose, turn the cold water supply back on to refill the tank, and restore power or relight the pilot. Sediment buildup makes your water heater work harder and can cut years off its lifespan.

4. Clean refrigerator coils (every 6–12 months)

Cost of skipping it: $1200-$3500 to replace the fridge, $700-$1250 to replace compressor.
Cost of doing it: $0-$15

Pull your fridge away from the wall or remove the front grille at the base to access the condenser coils. Depending on your model, they’ll be at the back or underneath. Use a vacuum with a brush attachment to remove dust buildup, then follow up with a coil cleaning brush to get between the fins. Push the fridge back and you’re done. Dusty coils make your fridge work up to 30% harder, which shows up directly on your energy bill and shortens the appliance’s life. 

5. Clear gutters (twice a year — spring and fall)

Cost of skipping it: $2000 – $7000 to repair flooded basement
Cost of doing it: $0 (DIY) or $150-$200

clearing gutters of debris

Working from a stable ladder, use a gutter scoop or gloved hands to remove debris from the gutters, starting at the end furthest from the downspout and working toward it. Once clear, flush the gutters with a garden hose to confirm water flows freely to the downspout. If drainage is slow, use the hose to push any blockage through the downspout from the top. Finally, check that the downspout directs water at least 3–4 feet away from your foundation. Clogged gutters are one of the leading causes of home water damage, since water that can’t drain properly backs up under your roof and pools against your foundation. It can even lead to basement floods!

6. Test smoke and carbon monoxide detectors (monthly)

Cost of skipping it: $25,000 average loss for a home structure fire
Cost of doing it: $10 for batteries, $30 – $60 to replace unit

Press and hold the test button on each detector until it beeps. A working unit will sound its alarm within a few seconds. If the beep is weak or absent, replace the batteries and test again. If it still doesn’t respond, replace the unit entirely. While you’re at it, check the manufacture date on the back — smoke detectors should be replaced every 10 years, CO detectors every 5–7. CO is odourless and colourless, making a dead detector genuinely dangerous.

7. Seal doors and windows with caulk + weatherstripping (every 3–5 years)

Cost of skipping it: $135 – $600 a year on your energy bill
Cost of doing it: $30 – $80 for materials

These are two different tasks that work together to keep drafts, moisture, and pests out. Caulk seals the static gaps between the window or door frame and the wall. Scrape out the old cracked caulk with a putty knife, wipe the surface clean, apply a fresh bead of exterior-grade silicone or latex caulk, smooth with a wet finger, and let it cure for 24 hours. Weatherstripping seals the moving parts — the edges of the door itself and the threshold at the bottom. Check for failure by closing each exterior door and feeling for drafts or looking for light coming through the edges. Peel off the old strip, cut the new one to length, and press firmly into place. Together, these two fixes are one of the most cost-effective things you can do for your energy bill.

8. Check and seal foundation cracks (annually)

Cost of skipping it: $250 – $800 for minor cracks, $10,000 – $40,000 for major structural work
Cost of doing it: $20 for hydraulic cement

Walk the full perimeter of your home’s foundation, ideally on a dry day when the concrete is clean. Mark any new or widening cracks with chalk so you can monitor them. For hairline cracks, apply hydraulic cement or masonry caulk, pressing it firmly into the crack and smoothing flush with the surface. Larger or actively leaking cracks warrant a call to a foundation specialist. Left unsealed, even small cracks let in water, insects, and radon gas, and widen significantly through freeze-thaw cycles.

9. Clean the dishwasher filter (monthly)

Cost of skipping it: $100 – $300 for repair, $400 – $1200 to replace 
Cost of doing it: Free

Most dishwasher filters are located at the bottom of the tub, beneath the lower spray arm. Twist or pull it out according to your model’s instructions, then rinse it under warm running water, using a soft brush to remove any stubborn food debris. Reinstall it and you’re done. Many people don’t even know this filter exists — and most of those people have a dishwasher that smells bad and doesn’t clean properly as a result.

10. Descale faucets and showerheads (every 6 months)

Cost of skipping it: $150 – $600 to replace, plus plumber costs
Cost of doing it: $3 for vinegar

For showerheads, fill a plastic bag with undiluted white vinegar, submerge the showerhead in it, and secure the bag with a rubber band overnight. In the morning, remove the bag and run hot water through it for a minute to flush the loosened mineral deposits. For faucet aerators (the small screen at the tip of the tap) unscrew them by hand or with pliers, soak in vinegar for an hour, scrub with an old toothbrush, and reinstall. Mineral buildup from hard water reduces water pressure and eventually damages internal components, leading to full fixture replacement.

11. Clean washing machine drum and seals (every 6 months)

Cost of skipping it: $100 – $400 for repair, $700 – $1300 to replace
Cost of doing it: $5 of vinegar

For front-loaders, pull back the rubber door seal and wipe it down with a damp cloth and a splash of white vinegar, paying attention to the folds where mold tends to hide. Then run an empty hot cycle with either a washing machine cleaning tablet or two cups of white vinegar poured directly into the drum. For top-loaders, fill the drum with hot water, add the vinegar, let it agitate briefly, then pause the cycle and let it soak for an hour before completing. Leave the door or lid open after every wash to allow the drum to dry out. Skipping this is why laundry sometimes smells worse coming out than it did going in.

12. Clean your p-traps (every 6–12 months)

Cost of skipping it: $150 – $600 for a plumber
Cost of doing it: Free

The p-trap is the curved section of pipe directly under your sink — the U-shaped bit you can see inside the cabinet. It’s designed to hold a small amount of water that blocks sewer gases from coming back up through the drain, but it also collects hair, soap scum, grease, and debris over time. To clean it, place a bucket under the pipe, then unscrew the two slip nuts on either side of the curve by hand or with pliers, and let the trap drop into the bucket. Empty it, scrub the inside with a bottle brush, rinse it out, and reinstall. If your sink has been draining slowly and a plunger hasn’t helped, a dirty p-trap is almost always the culprit.

13. Lubricate door hinges, locks, and garage door (annually)

Cost of skipping it: $160 – $350 for a replacement spring
Cost of doing it: $10 – $15

For door hinges, apply a small amount of WD-40 or 3-in-1 oil directly to the hinge pin, swing the door several times to work it in, then wipe away the excess. For deadbolts, spray a small amount of graphite lubricant into the keyhole and work the key in and out to distribute it. Avoid oil-based lubricants on locks as they attract dirt. For garage doors, apply silicone-based spray to the tracks, rollers, hinges, and springs, then run the door up and down a few times. A garage door spring that snaps from lack of lubrication is a safety hazard and an expensive repair.

14. Clean range hood filters (every 1–3 months)

Cost of skipping it: $7200 in damage for cooking fires on average
Cost of doing it: Free

Remove the metal mesh filters from the range hood (they usually slide or snap out) and submerge them in a sink of very hot water with a generous squirt of dish soap or a tablespoon of baking soda. Let them soak for 10–15 minutes, then scrub with a non-abrasive brush, rinse thoroughly, and let them dry before reinstalling. If the grease is heavy, a cycle through the dishwasher on a hot setting works well too. A saturated grease filter stops working entirely, and is a fire hazard every time you cook.

15. Inspect your roof (annually — ideally after winter)

Cost of skipping it: $150 – $1500 for leak repairs, $20,000 – $100,000 for structural damage
Cost of doing it: Free (with binoculars)

Damaged roof shingles around chimney

You don’t need to climb up to do a basic inspection — a pair of binoculars from the ground actually covers a lot. Look for shingles that are missing, curling at the edges, or visibly cracked, and check the flashing around chimneys, skylights, and vents for gaps or lifting. If you do go up, use a sturdy ladder, have someone else there, wear non-slip shoes, and never walk on a wet roof. Inside the house, check your attic for daylight coming through the roof boards, water stains on the rafters, or soft spots in the decking. Catching a roofing issue early means a repair in the hundreds. Missing it means water damage that runs into the thousands.

The real cost of skipping these

Add up the “cost of doing it” column and a full year of this list runs about $150 to $400, mostly in filters, vinegar, and caulk. Add up the other column and you’re into the tens of thousands.

And here’s the good news buried in that: None of these tasks are super complicated! Many of them you can do yourself in just minutes. However they do require knowing they exist, knowing how often to do them, and having a system to make sure they actually happen (like eeva).

Stop letting them slip through the cracks

Pun intended!

The reason most of these tasks get skipped isn’t intentional negligence, it’s that they live in your head with no system to surface them. They’re the definition of out of sight, out of mind.

That’s exactly what eeva is built to fix. Set up your home maintenance reminders, track what’s been done, and stop relying on memory to manage your biggest asset.

Want more tips on managing your home? Sign up for eeva’s Household Digest: a monthly drop of hot home hacks to lighten life at home, delivered straight to your inbox!

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