Cleaning products email marketing: reorder timing for products that run out at different speeds

Why is email marketing for cleaning products different?

Because the reorder cycle is long and uneven. A snack box might get eaten in a week. A bottle of cleaning concentrate can last a lot longer, and how much longer depends on the household: how big it is, how often they clean, how much they use per bottle.

That creates two problems:

• Ask too soon and you're noise. If someone still has half a bottle under the sink, a "time to restock" email gets ignored, or worse, teaches them to ignore you. For restock products, I don't ask for another purchase too soon.
• Ask too late and they've gone back to the grocery store. Cleaning products are easy to grab in an aisle. If your reminder lands after they've run out, the store shelf wins.

So the whole game is getting each product's window right, then giving people a reason to stay in touch between windows.

How do you time reorder emails for cleaning products?

Start with how long each product lasts, then work backward. Klaviyo's own replenishment guide uses a 30-day supply as its example: the first reminder goes out about 25 days after the order, then a second one, and then a follow-up after the expected buying cycle ends with an incentive like a discount.

For cleaning products, I'd group your catalog by how fast things run out:

1. Fast movers. Single-use pods, wipes, dishwasher tabs. These have a fairly predictable count, so you can estimate days of supply from the pack size.
2. Slow movers. Concentrates, refill pouches, big-format bottles. These vary a lot by household. Start with your best guess, then adjust once you see when people actually reorder.
3. One-time buys. Spray bottles, dispensers, starter kits. Nobody needs a second glass spray bottle next month. Don't put these in a replenishment flow at all. Put the refill for them in it instead.

Here's a made-up example: a hypothetical concentrate that the label says makes eight bottles of spray. If a typical household refills its bottle every week or two, that's a very different window than a 20-count box of tabs. Same brand, same customer, two different timers.

Once you've been running reminders for a while, look at when people actually reorder each product and move the email to match. I go deeper on picking the window in replenishment email timing.

How do you set up a replenishment flow in Klaviyo for cleaning products?

Klaviyo's replenishment flow triggers on Placed Order. For a product-specific version, Klaviyo says to add a trigger filter like "Items contains" plus the product name, so only orders with that product start the flow.

Two settings matter most:

• Stop the flow when they reorder. Klaviyo recommends a profile filter of "Placed Order zero times since starting this flow." For a product-specific flow, Klaviyo says to limit that filter to the product too, or an unrelated purchase could stop the reminder.
• Turn Smart Sending off. I keep Smart Sending off on automations so people don't miss critical reminders. A reorder email that gets skipped because someone got a campaign yesterday is a lost order. More in Klaviyo Smart Sending.

I'd build one flow per product group from the list above, not one flow for the whole store. The full build is in how to set up a Klaviyo replenishment flow.

Inside the reorder reminder, add a small, easy add-on. I'm a fan of "add a second scent to this order" style lines. They're already buying, so a second scent or a refill for a bottle they own is a light ask that doesn't feel like a new sale.

Should you use Klaviyo's expected date of next order?

For some people, yes. For your main reorder flow, no.

Klaviyo's predictive analytics include an "expected date of next order" for each customer. Klaviyo says it looks at that customer's order pattern and at all your customers' behavior, and when there isn't enough data, it makes "a reasonable prediction based on how your other customers behave." You can trigger a flow off that date.

But Klaviyo is clear about the limits:

• "Expected date of next order doesn't consider which products the customer ordered."
• The flow "shouldn't replace replenishment flows if you know the general cycles for most of your product categories."
• If you have a lot of repeat buyers, Klaviyo suggests using it only for people who've bought once, to nurture them toward a second order.

For a cleaning brand with a concentrate and a box of pods in the same catalog, a date that ignores the product is a blunt tool. I'd use it for one-time buyers who don't fit a clear product cycle, and keep product-specific reminders for everyone else. Klaviyo's predictive features also need enough data to run; for its CLV predictions, Klaviyo lists at least 500 customers who've ordered and at least 180 days of order history. I cover the setup in Klaviyo predictive analytics.

Refills or subscriptions: which should your emails push?

Depends on how even your customers' usage is.

Subscriptions fit fast movers. If people burn through pods or tabs at a steady rate, a subscription takes the guesswork out of it. The emails then shift from "time to reorder" to "your order is coming up." That one reminder can carry a lot: a subscription wellness brand's "your order is coming up" reminder made $47,321 in one month, 74% of all its flow revenue. Different category, same mechanic.

Refills fit slow movers. With a concentrate that lasts some homes a month and others a season, a fixed schedule means piles of product under some sinks. Those customers will cancel. A one-off refill reminder, timed per product, suits them better.

If you do run subscriptions, make it easy to adjust instead of cancel. In the first 30 days of a new subscriber, I want a welcome series that guides them and shows them how to skip, swap or pause. Subscription apps support this. Recharge, for example, says customers can skip an upcoming order from the customer portal if your settings allow it, and its cancellation prevention includes a "Delay AND Change Frequency" offer.

The bigger fix I'd make for most subscription brands: they lack flow depth, don't segment subscribers properly, and have no campaign series for subscribers, so subscribers go long stretches with nothing but shipping notices. A cleaning subscriber who only hears from you when a card gets charged is one bad week away from canceling. More on that in subscription churn emails.

What should cleaning brands email between orders?

This is where a long reorder cycle becomes useful. You have weeks of quiet time, and you don't want to fill it with "buy again."

For replenishable products, I email customers with no order in 60 days into an educational cycle. For a cleaning brand, that's easy content to write:

• How-to emails. How to dilute the concentrate, what's safe on which surfaces, how to tackle one specific mess. Practical, short, one tip per email.
• Routines. A weekly kitchen reset, a bathroom deep clean, a spring or move-out checklist. Feature the products along the way.
• New scents. A seasonal scent is a natural reason to email and a natural add-on to the next reorder.
• Bundles. A kitchen set or a full-home refill kit gives a one-product customer a reason to try a second product. My cross sell email flow guide covers which product to pitch next.

One thing to watch: educational emails build the relationship, but on their own they may not make much money in the moment. That's fine if your replenishment flows are doing the selling. I break down the balance in content emails vs promotional emails.

How do you get a cleaning customer to order a second time?

Get the first reminder right, then give them a second product. Most of the work is in the timing above. The rest is putting the next logical product in front of them: a refill for the bottle they own, a second scent, or a bundle that covers another room.

For the full playbook, read repeat purchase email strategy.

FAQ

WRITTEN BY Jack White

Founder of Bardown Digital, a Chicago-based Klaviyo email and retention agency for Shopify brands. He's worked with brands doing $500K to $100M a year, with $100M+ in email-attributed revenue across them.

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