The home maintenance page everyone leaves blank

There is one page in every home maintenance system that does more good than all the others combined, and it is the page everybody leaves blank. It is not the seasonal checklist. It is the boring one at the front: the model numbers, the filter sizes, the paint codes, and where the shut-offs actually are.

Nobody fills it in because nothing about it is urgent. That is exactly the point. The value of that page is realised at 11pm on a Sunday, in the dark, usually with water involved, when you need to know which way the main valve turns and whether you need a tool for it.

Why maintenance is driven by intervals, not dates

Most home maintenance advice is written as a calendar. Do this in March, do that in October. It reads well and it falls apart in the first month, because a house does not keep a calendar. The furnace filter does not care what month it is. It cares how many months since the last change, which depends on how long the system has been running, whether you have pets, and how dusty the last quarter was.

The same is true of nearly everything on the list. Gutter cleaning is driven by the trees over the roof, not the date. Septic pumping is driven by tank size and household size. Water heater flushing is driven by water hardness. A dated planner tells you to do something on a day that may be six weeks wrong in either direction, and by the second year it has quietly become fiction.

The fix is to write down the interval once, then log each time you do it. Two columns, last done and next due. That is the whole system, and it is the only one that survives contact with a real year.

The half of the list that happens outside

Almost every home maintenance checklist you will find stops at the front door. That has always struck me as strange, because the outside of a house is where neglect turns into money.

I install drainage for a living. Nearly every expensive surprise I see on a house started as a cheap problem outside that nobody wrote down. An overflowing gutter. A downspout discharging two feet from the wall instead of ten. Soil that settled against the foundation over four years, or a bed that got built up over it in one afternoon. None of those are dramatic on the day they happen. All of them are slow and cumulative, and by the time they show up inside, the cheap fix is long past.

It helps to know how much water is involved, because the quantities are not intuitive. Roughly 0.6 gallons of water falls on every square foot of roof in a one-inch rain, according to University of Nebraska–Lincoln Extension. A modest 2,000 square foot roof therefore sheds something like 1,200 gallons in a single inch of rain. That water leaves the roof through four or five downspouts. Where each one puts it is not a detail.

What is actually worth writing down

The test for whether something belongs on the record page is simple: will you be hunting for it at a bad moment? If yes, write it down now.

• Shut-offs, with directions. Main water, water heater, gas, irrigation, exterior hose bibs. Not “in the garage” but which wall, and whether it needs a tool. Walk to each one before you write it. People are routinely wrong about this from memory.

• The electrical panel, and what is actually labelled. Half of every panel in a ten-year-old house is labelled from the original build and no longer true.

• Filter sizes. Furnace, refrigerator, range hood, whole-house. The sizes, not the brand you bought last time.

• Model and serial numbers, with install dates. Guess the date if you have to. A guess with a question mark beats a blank, because it still tells you whether something is eight years old or twenty.

• Paint colours and sheens, by room. Photograph the lid.

• Septic tank location and last pump date, or the well and meter numbers.

• The trades who actually showed up. Not the ones who answered the phone. Different list.

The record that is worth the most and costs the least

If you keep only one running log, keep the water one, and keep it while it is happening.

Memory is useless here. Two weeks after a storm nobody can tell you how long the water stood, how deep it got, or how far up the wall the dark line went. Ten minutes outside during an actual downpour, with a phone camera and a note of the date, is worth more than any amount of recollection in July. Where it collected, how long it stayed, what was different from last time.

That record is also the single most useful thing you can hand to a contractor. It turns a site visit on a dry day from guesswork into something closer to evidence, and it usually produces a better and more specific quote. If you want the short version of what to look at while it is raining, I wrote that up separately in the ten-minute drainage check to do while it is actually raining.

Three years in

The reason to do any of this is not the first year. It is the third. Three years of a service log tells you which appliance is costing you money in small increments. Three years of water bills next to meter readings makes a slow leak obvious long before it becomes a wet floor. Three years of photographs of the same crack answers the only question that matters about it, which is whether it is moving.

None of that requires a system. It requires a place to put it and the habit of putting it there the same day.

I built the version I use as a Home Maintenance Planner — seventeen pages, undated, with the record page, an interval log, four seasonal lists that include the exterior, and the water page. Every field in it is a real PDF field, so it can be typed into and saved or printed and written on. There is nothing in it you could not build yourself in a notebook, and the notebook works just as well. The only thing that matters is that the page exists before you need it.

Who wrote this

Alex Purdy owns Carolina Terrain LLC in Waxhaw, North Carolina, and holds NC Landscape Contractor Licence CL.1872, the NC State Stormwater Control Measure Inspection and Maintenance Certification (#5970), and NDS Certified Drainage Contractor status. He is not a Professional Engineer, not a Registered Landscape Architect, not a home inspector, and not a licensed general, electrical, plumbing or HVAC contractor. This is a record-keeping article, not an inspection and not advice about any particular house or system.

Sources

• Rainfall volume per square foot of roof: Stormwater Management: Rainwater Harvesting with Rain Barrels, University of Nebraska–Lincoln Extension (G2220).