Plumbing runs two different businesses through one phone line: the burst-pipe emergency that books in minutes, and the $12,000 sewer line that takes a week of estimates and a financing conversation. A Google Ads account that mixes those into one campaign will optimize for the one that converts cheapest and fastest, which is never the sewer line. Structure is how you keep both businesses funded.
Here is the campaign structure that respects plumbing’s split economics, and the call handling and measurement that make it pay.
Why emergency intent dominates a mixed account
A $300 drain clear converts at a higher rate and a lower cost than a $12,000 sewer replacement, every time. Emergency searchers call the first credible result; scheduled-work searchers compare three bids over days. Automated bidding sees only the conversion counts, so a mixed campaign quietly reallocates budget toward drain clears, your cost per lead improves, and your big-ticket pipeline thins while the dashboard congratulates you. The same failure pattern shows up across home services, but plumbing’s emergency skew makes it fastest here.
The core structure
Four lanes, each matching how a distinct job type is actually bought (HVAC runs five; the HVAC structure guide shows the seasonal version of the same logic). Sewer and drain specialists run the same four lanes; the fourth simply carries more of the revenue:
1. Brand. Your name and close variants. Cheap insurance that keeps referral and repeat demand from leaking to a competitor bidding on your reputation.
2. Emergency. Burst pipes, flooding, no water, sewage backup, water heater failure. This lane is phone-only in spirit: call-focused ads, tracked numbers, ad schedules that match your actual answering capacity, and bids that reflect what a rescued household is really worth. Speed of answer is the conversion rate; a missed call here is a competitor’s job.
3. Scheduled service and drains. Drain cleaning, leak repair, faucet and fixture work, standard water heater replacement. Steady volume, moderate tickets ($300 to $700 for basic service, $1,500 to $5,000 for water heaters). This is the volume engine, and the lane most tempted to eat the account. Cap it with its own budget.
4. Big-ticket projects. Sewer line replacement, repipes, remodel plumbing: $5,000 to $15,000 and up. Longer consideration, estimate-driven, financing-sensitive. Landing pages here sell the inspection and the financing terms, not “fast friendly service.” This lane deserves protected budget precisely because its conversions look expensive until revenue enters the math.
The hygiene underneath: negatives for DIY intent (“how to snake a drain”), parts and supplies, and apprenticeship searches; location targeting that matches your actual service radius, not a hopeful circle; and monthly search-term reviews so emergency terms stay out of the scheduled lanes and vice versa.
Not sure which lane is eating your budget? The free audit maps your campaigns against your job economics and quantifies the mismatch in dollars. Request a Free Audit. Five business days. No cost. No commitment.
Call handling is half the structure
Most plumbing conversions are phone calls, which means your account’s real performance is invisible without call tracking that ties recordings to campaigns. Two operational rules follow:
- Match ad schedules to answering reality. If nobody picks up after 8 PM, either fix the answering or stop paying for after-hours emergency clicks. Paying peak emergency prices to feed a voicemail is the most expensive mistake in plumbing PPC.
- Grade calls, not call counts. A booked emergency job and a wrong number both count as “one call” to the platform until you tell it otherwise. Qualified-call definitions and booked-job feedback separate lanes that produce revenue from lanes that produce ringing.
Point the bidding at revenue
Structure sorts the traffic; revenue teaches the bidding what to want. With closed-job values flowing back from ServiceTitan or Housecall Pro, the emergency lane learns which hours and zips produce whole-house repipes instead of drain clears, and the big-ticket lane can afford its higher cost per lead because the math is finally visible. The mechanics are the same revenue pipeline we build for HVAC; as a working rule, value-based bidding wants roughly 15 valued conversions in a rolling 30 days per lane to stabilize. Below that, run conversions-based bidding while volume builds.
Frequently asked questions
What should a plumbing company spend on Google Ads?
The typical range we see runs $3,000 to $30,000 a month depending on market size and how much big-ticket work you want to chase. Work backwards from crew capacity, not forward from a percentage of revenue. Published plumbing cost-per-lead benchmarks sit around $104 to $129; the benchmarks page carries the sources and sample sizes, and treats them as a range check, not a target.
Should emergency ads run 24/7?
Only if the phone is answered 24/7 by someone who can book. Emergency clicks at 2 AM cost real money; an answering service that books, or an honest ad schedule, both beat paying for missed calls.
Where do Local Services Ads fit for plumbers?
Above your Search ads, usually literally. LSA captures generic emergency intent cheaply; Search covers the big-ticket and specialty intent LSA cannot target. Run both; the LSA versus Google Ads breakdown covers the split, and the migration now moving LSA into the Google Ads interface, with plumbing in the first wave.
How is this different from what an agency usually builds?
Most accounts we audit are one or two campaigns optimizing for form fills and raw calls. The structure above is not exotic; it is just built around job economics instead of platform defaults, which is rarer than it should be.
Plumbing’s spread from a $300 drain clear to a $15,000 repipe is a 50-to-1 range, and an unstructured account collapses it into one average that buys whatever is cheapest. Separate the lanes, answer the phone, and feed the bidding real revenue. For the plumbing-specific version of everything we do, start there, or request the free audit: a 20-minute discovery call, then five business days to a quantified answer.