Why Your Plumber Website Is Slow — And How It's Costing You Leads
Most trade business websites run on aging WordPress installs with too many plugins and not enough care. Here is what slow actually costs you, and what modern alternatives look like.
You paid someone to build your website. Maybe it was a local agency, maybe a mate who does “a bit of web stuff.” Either way, it went up, it looked fine, and you moved on.
That was three years ago. Since then, WordPress has updated 47 times. Your theme has updated 12 times. Three of your plugins haven’t been touched since 2022. And every month, your hosting bill quietly renews.
Here is the part no one told you: your site is probably slow. Painfully, measurably, costing-you-money slow.
What slow actually means
When Google measures page speed, it is not being pedantic. It is reflecting real user behaviour.
53% of mobile users abandon a page that takes longer than 3 seconds to load.
For a plumber, that means the person whose pipes are leaking right now — the one who Googled “emergency plumber [your town]” — clicked your result, waited, got bored, and called the next one on the list.
You paid for that click (if you run ads) or earned it (if you did SEO). Then you lost them before they even saw your phone number.
Why WordPress gets slow
WordPress is not inherently bad. It powers a huge chunk of the internet. The problem is what happens over time:
Plugins multiply. Contact form plugin. SEO plugin. Cache plugin. Security plugin. Backup plugin. Slider plugin. Cookie banner plugin. Each one adds code that loads on every page, whether it is needed or not.
Shared hosting ages badly. The cheap hosting plan that seemed fine in year one is now shared with thousands of other sites, all competing for the same server resources.
Nobody optimises images. That hero photo the agency uploaded is a 4MB JPEG from your phone. Every visitor downloads it in full, on mobile data.
Updates break things. So you stop updating. And now you have an outdated WordPress install with known security holes, sitting on a server that Google’s crawlers are waiting 8 seconds to load.
What a fast site looks like
Modern web frameworks — Astro being the one I use and recommend — build websites differently.
Instead of assembling a page on a server every time someone visits, the site is pre-built. Every page is a ready-to-serve HTML file. When someone clicks your result on Google, the page arrives in under a second because there is nothing to calculate, no database to query, no plugins to load.
Here is a real comparison:
| Old WordPress Site | Astro Site | |
|---|---|---|
| Load time (mobile) | 4–8 seconds | Under 1 second |
| Plugins needed | 8–15 | 0 |
| Monthly hosting cost | £20–£60 | £0–£5 |
| Security updates needed | Weekly | Rarely |
| Google Core Web Vitals | Usually red | Usually green |
The lead generation maths
Say your site gets 200 visitors a month from Google. That is decent for a local trade business — probably the result of some SEO effort or word-of-mouth.
If your site loads in 5 seconds, you are losing roughly half of those visitors before they see anything. That is 100 potential leads a month, gone.
If even 10% of those would have called you, and your average job is worth £300, that is £3,000 a month in work you are not getting.
A fast site is not a luxury. It is the minimum.
What to do about it
You have a few options:
Option 1 — Fix the WordPress site. Audit and remove unnecessary plugins. Optimise images. Move to better hosting. This helps, but you are still working against the grain of how WordPress works.
Option 2 — Migrate to a modern framework. This is what I do. Take your existing content, build a clean Astro site, move everything across with proper redirects so you do not lose your Google rankings, and launch something that loads in under a second.
The migration is a one-time cost. After that, there is no monthly plugin bill, no “WordPress needs updating” emails, and no slow mornings wondering if your site is down again.
Option 3 — Do nothing. The plumber down the road with the faster site will keep getting the leads you are losing.
If you want to know exactly how slow your site is right now, get in touch and I will run a free audit. You will get the numbers, what is causing them, and what it would take to fix them.
No jargon, no upsell. Just the truth about your site.
Got a slow WordPress site?
See how migration works