13 pressure washing add-on services, when to offer them and when to say no

An add-on works when the customer is already looking at the thing it fixes. The crew is on the property, the surface is wet, the problem is visible and the truck is parked a few feet away. That is a better moment to sell than any mailer. It also makes the honest limit matter more, because a customer who feels pushed will not book the next spring wash. For each service below you will find when to bring it up, a sentence you can say, and when to leave it alone. None of these include prices; set yours from your own costs, using our pricing guide. For the rest of the trade, see the pressure washing industry page, and for the same idea across trades, upsell ideas for service businesses.

1. Gutter face brightening

Offer it: when you are washing siding and the outside of the gutters shows black vertical streaks, which is easy to see from the quote photos. Say: "The gutter fronts are streaked, and I can clean them while the ladder is already up." Why it works: the siding looks clean and the streaked gutter next to it drags the whole picture down, and the added time is small. The limit: this covers the outside only. If the inside is packed with leaves, tell the customer that is a separate gutter cleaning job, and do not suggest the exterior wash fixes a clog. Some streaks are baked-in oxidation that will not fully lift, so promise cleaner, not new.

2. Rust stain treatment

Offer it: when orange stains show on concrete, siding or a garage door, usually traced to sprinklers, metal furniture or old fasteners. Say: "Those orange marks won't come out with a regular wash. I can try a rust treatment on a small spot first." Why it works: customers notice the stain more than the dirt, and a test spot proves the result before they pay. The limit: treat a hidden patch first and read the product label for the surfaces it is safe on. Stains that have soaked deep into porous concrete may fade rather than vanish, and a stain that comes from a sprinkler returns until the sprinkler is fixed. Say both before you start.

3. Concrete sealing after a cleaning

Offer it: when the driveway or patio is clean and dry and the customer says the dirt always comes back. Say: "Since the slab is clean, we can seal it so it's easier to wash next time." Why it works: the surface has never been cleaner than at that moment, and sealing right after cleaning saves a second trip. The limit: sealing needs dry concrete, the right temperature range and a cure time on the product label, so do not sell it when the forecast is wet or the slab is still damp. Be clear that sealers wear and need redoing, and do not call any sealer permanent. If you have not sealed enough slabs to know how they hold up in your climate, refer the work out instead.

4. Paver joint sand and re-sanding

Offer it: after you wash pavers and the old joint material blows out, which you can see during the job. Say: "The wash cleared out the joint sand. I can refill and set it so the pavers stay tight." Why it works: an empty joint invites weeds and shifting, and the customer watched it happen. The limit: sanding needs a dry surface, and the product's directions control how it is installed and when it can get wet. Pavers that are sinking, tilted or heaving need a hardscape contractor, not sand, so say so and refer the work rather than selling a cosmetic fix over a base problem.

5. Exterior window rinse or full window cleaning

Offer it: when washing a house leaves the glass looking spotty from rinse water or dust. Say: "Your siding is done and the glass has spots. I can do the outsides of the windows today." Why it works: windows are the first thing a person sees after the siding, and the crew already has the water and ladders. The limit: only offer what your crew does well. Hard-water etching on old glass will not wipe off, and second-story panes need the right ladder and fall protection. If you do not do windows, partner with a window cleaner and be clear who is responsible for the work. Read our window cleaning start-up guide before adding a new service line.

6. Roof soft wash

Offer it: when the customer points to dark streaks on the roof while you are quoting the house. Say: "We clean roofs with a low-pressure solution, not a power wash. Do you want a quote?" Why it works: roof streaks are a common worry and a house wash alone leaves them in place. The limit: the Asphalt Roofing Manufacturers Association says high-pressure washing is likely to damage asphalt roofing and that other cleaning methods or chemicals need the shingle maker's approval. Do not offer it on a roof in poor shape or one that is leaking, and tell the customer to check the manufacturer's warranty language first. Roof work also adds fall risk that your insurance and training have to cover.

7. Trash and recycling can cleaning

Offer it: while you are on the driveway and the cans sit at the side of the garage. Say: "I can wash and rinse your bins while I'm here." Why it works: it is a small, cheap line item that customers rarely think to ask for, and it makes a good recurring add-on for the day before pickup. The limit: rinse water from a trash can contains residue, so ask your city's stormwater office where it may go before you wash at a customer's curb, and do not rinse into a storm drain without checking. If your washer cannot capture the water, skip the add-on. This is the easiest item to sell and the easiest one to do badly.

8. Patio furniture and grill cleaning

Offer it: in spring, when the furniture comes out of the garage and the customer asks what to do about the green film. Say: "I can wash the table and chairs on the patio while the crew is rinsing the concrete." Why it works: the furniture is on the surface you are already cleaning, and moving it is part of the job anyway. The limit: some materials, such as cushions, wicker or painted metal, do not tolerate pressure. Use a low-pressure rinse and a soft brush, test a hidden spot and decline items you cannot clean safely. Do not clean a grill that has food residue or grease unless you have a plan for the waste water and the customer understands what you will and won't do.

9. Fence and deck cleaning

Offer it: when the yard backs onto the house wash and the wood has gone gray or green. Say: "The fence and deck are the same green as the siding was. Do you want them done today?" Why it works: wood is part of the same property view, and washing it saves a second appointment. The limit: wood is the surface most easily damaged by pressure, so tell the customer you use a gentle setting and may raise the grain. Do not promise the original color; weathered or rotting boards will not come back. If a stain or sealer is wanted afterward, say who does it and that the wood must dry first. Refer the staining out if it is not part of your work.

10. Oil and grease spot treatment on driveways

Offer it: when you see dark patches where cars park, which are easy to point to before you begin. Say: "The dark patches are oil. A regular wash won't take them out, but I can treat them first." Why it works: the customer sees the patch every day, and the pre-treatment is a clear step with a start and end. The limit: old oil can sink into concrete and leave a ghost mark even after treatment. Set expectations before you start, that the stain may lighten but not disappear, and point out that an active leak under the car will make a new stain. Treat only what you can contain, and keep absorbent material on the truck for spills.

11. Dumpster pad and storefront sidewalk add-on for commercial accounts

Offer it: when you are already washing a restaurant's entrance or a retail strip. Say: "While we're here, do you want the dumpster pad and the back door done on the same visit?" Why it works: property managers like fewer vendors, and these areas are dirty on a schedule. The limit: wash water from grease and food waste may be regulated, and the rules for dumpster pads differ by town. Call the city or the sanitation district before quoting, and tell the manager what you will capture. See our guide to commercial pressure washing contracts for how these accounts are won and kept.

12. Garage floor and front entry cleaning

Offer it: when the garage door is open during the job and the floor shows tire marks, salt or leaked fluid. Say: "I can run the floor machine in the garage if you want it cleaned too." Why it works: homeowners rarely think of the garage floor until someone points it out, and the work happens out of the weather. The limit: water has to go somewhere. If the slab slopes toward the house or the door seal is poor, you can send water where it should not be. Check the grade before you start, protect stored items and walk away from the job if you cannot control the flow. Some coated floors cannot take a strong cleaner.

13. A yearly maintenance visit booked before you leave

Offer it: at the end of the first job, when the customer says it looks great. Say: "I can hold a date for next year around this time. Want me to put you down?" Why it works: mildew comes back on a rhythm, and one booking now saves you a marketing campaign next spring. The limit: do not auto-renew a service without clear consent. Tell the customer what the reminder will say and how to cancel. Reminder texts that include a promotion are marketing, and need consent under federal rules; our TCPA guide explains the basics. Store the date, the surfaces and the add-ons you offered in a CRM so the next visit starts from the record.

Where to start

Do not roll out thirteen new services. Pick three:

1. Add-on 13, the yearly maintenance visit. It costs nothing to offer, it works on every customer and it fills next year's calendar.
2. Add-on 1, gutter face brightening. It needs no new equipment and fits any house wash.
3. Add-on 2, rust stain treatment. Test it on your own driveway until you trust the result, then offer it.

Write each offer on the quote or job record and mark the customer's answer. After a season you will know which ones customers say yes to and which ones your crew does well enough to keep.

Frequently asked questions