Septic Tank Survey: What Every Cornish Buyer Should Check
Most homebuyer's surveys gloss over the septic tank entirely. A proper septic survey checks nine things the standard report skips — and turns up issues that can knock £10k+ off an asking price.
Septic Tank Problems: 8 Common Issues (and What They Cost to Fix)
Every septic tank fails eventually. Knowing the early warning signs of the eight most common problems — and what each one costs to fix — saves money, stress, and the occasional indoor flood.
Septic Tank Smells — How to Diagnose and Fix the Source
A septic tank that smells is a septic tank telling you something. Here's how to pinpoint the source in five minutes, and what each cause actually costs to fix.
Buying a House with a Septic Tank? Your 12-Point Checklist
Buying a property with a septic tank can save you a fortune in mains-drainage costs — or hand you a £15,000 surprise three months in. Here's the 12-point checklist every buyer should run through before exchange.
The Cornwall Holiday Let Owner's Septic Tank Guide
Six consecutive full-occupancy weeks in summer can finish a septic tank that handles two people perfectly the rest of the year. Here's the Cornwall holiday-let owner's playbook for keeping the system happy.
Coastal Septic Tanks: Salt, Sand, and Cornwall's Specific Challenges
Cornwall has over 400 miles of coastline and thousands of cliff-top, cove-side, and harbour-edge properties on private drainage. Salt, sand, and high water tables make coastal septic systems a different kind of beast.
Winter Septic Tank Care for Cornwall Properties
Cornwall doesn't freeze like Aberdeen, but winter still finds new ways to break a septic tank — saturated soakaways, storm-damaged vents, dormant-tank scum, and the odd genuine freeze on Bodmin Moor.
What NOT to Put Down a Septic Tank (and Why It Matters)
Septic tanks rely on a living bacterial colony to break down waste. Send the wrong things down the drain and you kill the system — sometimes within days. Here's the no-go list.
Soakaway Failure: Causes, Signs, and Real Repair Costs in Cornwall
When the soakaway goes, the rest of the system can't work. It's the most expensive part to replace — and in Cornwall, clay soils and high rainfall make it the most common septic failure. Spotting it early saves thousands.
'My Septic Tank Never Needs Emptying' — Myth or Reality?
Heard the old Cornish farmhouse boast that 'the tank's been there 40 years and never been emptied'? Sometimes there's a sliver of truth — but mostly it's a quiet disaster waiting to happen.
Septic Tank Emptying Cost in Cornwall — 2026 Guide
How much should you actually pay for septic tank emptying in Cornwall? Realistic 2026 numbers, what drives the price up or down, and how to spot the cowboys.
Septic Tank Building Regulations Cornwall: Part H, BS Standards, Planning
Installing or replacing a septic tank involves more than just digging a hole. Here's what Building Regulations Part H requires, what needs Building Control sign-off, and when you also need planning permission.
How Often Should You Empty a Septic Tank? UK & Cornwall Guide
Annual emptying is the rule of thumb — but it's a rough one. Here's how to work out the real frequency for your tank, and what happens if you wait too long.
UK Treatment Plant Brand Guide: Klargester, Harlequin, Marsh & Others (2026)
If you've inherited a treatment plant or you're choosing a new one, the brand matters — particularly for spare parts, servicing, and how often it needs an engineer. Here's the honest UK landscape.
Drainage Field Installation in Cornwall: Design, Costs, BS 6297 (2026)
A drainage field is the most expensive part of a septic system, the most rule-bound, and the part where bad installs come back to bite within 5 years. Here's how to do it properly.
Cesspit vs Septic Tank vs Treatment Plant — Cornwall Guide
Three different systems, three very different cost and maintenance profiles. Here's how to tell which you've got, what each one costs to run, and which is right for your Cornwall property.
Septic Tank Parts Explained: Baffles, Tees, Filters, Vents & Lids
A septic tank looks like a hole in the ground from the outside. Inside, it's a precisely-engineered separator with five key parts — each of which can fail and cost you specifically.
Septic Tank Overflowing? Emergency Guide for Cornwall
Sewage backing up, tank overflowing, weird smells in the garden — what to do in the first hour, what to absolutely avoid, and how fast you need help.
Concrete vs Plastic Septic Tanks: UK Comparison for Cornwall (2026)
If you're installing a new septic tank in Cornwall, the concrete-vs-plastic decision affects cost, lifespan, install complexity, and how well the tank handles local soil. Here's the honest comparison.
Septic Tank General Binding Rules 2020 — What Cornwall Homeowners Need to Know
Since 2020, all septic tanks and small treatment plants in England fall under the General Binding Rules. Here's what they require, who's affected, and what happens if you don't comply.
Percolation Test in Cornwall: BS 6297 Method, Costs, What Results Mean (2026)
Before you can install or rebuild a drainage field, you need a percolation test. Doing it properly takes a couple of days. Doing it badly invalidates the entire design — and the install behind it.
Do I Need to Register My Septic Tank? UK & Cornwall Guide
Most septic tanks in Cornwall don't need separate Environment Agency registration. The big exception: tanks discharging to a watercourse. Here's how to know if yours is on or off the hook.
Septic Tank Ventilation Problems: Indoor Smells & Vent Stack Issues
Most indoor septic-tank smells aren't actually a septic tank problem — they're a ventilation problem. Here's how the vent system works, why it fails, and how to fix it.
Frozen or Waterlogged Septic Tank? Cornwall Winter Emergency Guide
Cornwall winters rarely freeze tanks completely — but they do freeze exposed pipework, saturate drainage fields, and overwhelm soakaways. Here's the practical first-response playbook.
Septic Tank Effluent Filters: What They Do, Why They Matter (2026)
An effluent filter is the single highest-leverage £80-£200 upgrade you can make to a UK septic tank. It catches solids before they reach the drainage field and can double your soakaway's working life.
Selling a House with a Septic Tank: TA6, Compliance, Costs (2026)
Most pre-completion holdups on rural Cornwall property sales are septic-related. A £200 pre-sale check finds issues before the buyer's solicitor does — and gives you control of how they're fixed.