Case Study · Real GA4 Data

A real HVAC site turned 1,185 visits into 116 booked-job conversations in 28 days

No composite. No "illustrative" numbers. This is straight out of Google Analytics for a Dallas–Fort Worth HVAC company — and here's exactly why it converts and how to build the same thing.

P
Peter Ewan
I run digital marketing for Comfortland Heating & Cooling · Founder, gaflow.io

The numbers (28 days, straight from GA4)

Comfortland Heating & Cooling is a real HVAC company serving the DFW metro. I manage their digital presence and track every visit in Google Analytics. Here's the most recent 28-day window:

1,185
website visits
98
phone calls tracked
10
lead forms submitted
8
online bookings
~1 in 10
visits ended in a call, form, or booking
6+ min
average time on site (6m07s)
50%
of sessions were "engaged" (GA4)

Source: Google Analytics 4, 28-day window ending June 2, 2026. Events: phone_call, submitted_lead_form, SE_booking_booked. Comfortland Heating & Cooling (callcomfortland.com), a real DFW HVAC business.

Why it actually converts

The thing most contractor websites get wrong isn't design — it's that they can't see what's working. Comfortland's site is different in three boring-but-decisive ways:

1. Every contact path is tracked as a conversion

Phone clicks, form submissions, and online bookings each fire a named GA4 event (phone_call, submitted_lead_form, SE_booking_booked). That's how I can tell you 98 of those 1,185 visits picked up the phone — most contractor sites have no idea, because the call never touches their analytics.

2. Capture is built in, not bolted on

Click-to-call, a short lead form, and a real online-booking flow are present on every page. There's no dead end — a homeowner who lands at 11pm can book without talking to anyone. Average visitor spends 6+ minutes, which only happens when the next step is obvious.

3. Traffic is attributed to a channel

Because conversions are tracked per channel, I can see exactly where booked jobs come from:

ChannelVisitsConversions
Paid Search83167
Organic Search1799
Direct1033

When you can see this, you stop guessing. You double down on what books jobs and cut what doesn't.

The control group: a near-identical site, left dark

We keep a second, almost-identical copy of the site online that isn't instrumented or actively marketed. Same 28 days, same business, same look:

Instrumented + marketed
116
booked-job conversations
Dark clone
0
from 30 visits, 2s avg

A beautiful website that isn't tracked, isn't capturing, and isn't being fed traffic produces nothing. The gap between these two isn't talent — it's plumbing.

What this means for your business

Everything that makes Comfortland's funnel work is replicable: tracked phone/form/booking events, no-dead-end capture, and channel attribution so you know where your jobs come from. That's the layer I build. I know it works because I watch it convert every week for a real HVAC company — not in theory.

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