- HEP Plumbing
- Overflowing Tanks

Overflowing Tanks
Overflowing Tanks | Emergency Plumbing | Plumbing | Birchwood
When a cold shock of water begins dripping through the ceiling or the loft tank suddenly gushes like a burst dam, Birchwood homeowners know time is everything. HEP’s specialists race out the door the moment you call, bringing fully stocked vans, state-of-the-art leak detectors, and the calm confidence that only decades of local know-how can offer. We isolate the feed, drain the excess, and repair or replace faulty ball valves, split pipework, and corroded fittings on the spot—often before the puddle has time to spread.
Because disaster has no timetable, our emergency plumbing team is on standby 24/7, ready to restore order whether it’s dawn, dusk, or a bank-holiday midnight. With transparent pricing, tidy workmanship, and a satisfaction guarantee, we don’t just stop the overflow; we leave you with total peace of mind and a dry, comfortable home.
FAQs
What are the most common reasons a cold-water storage tank overflows in Birchwood homes?
In Birchwood, the usual culprits are (1) a stuck or worn float valve that fails to shut off the mains supply, (2) scale or debris build-up that stops the ball cock from sealing, (3) a split or corroded tank causing back-flow, and (4) burst or frozen feed-and-expansion pipework that diverts water into the cistern. Our engineers check each component so we can fix the root cause, not just the symptom.
Is an overflowing loft tank really an emergency, or can I wait until normal working hours?
It is classed as an emergency because the continual overflow can quickly soak insulation, ceilings, and light fittings, leading to collapse or electrical hazards. In winter, escaping warm water may also promote mould growth. We provide 24/7 cover in Birchwood, and attending early often prevents hundreds of pounds in secondary damage.
What immediate steps should I take while I wait for the emergency plumber to arrive?
1. Turn off the mains stop-tap—usually under the kitchen sink—to halt incoming water. 2. Isolate your immersion heater or boiler to avoid dry-firing if the tank drains. 3. Open a cold tap at the lowest point of the house (often the utility sink) to relieve tank pressure. 4. Place a bucket under any visible overflow or ceiling leak and move valuables out of the way. 5. Keep clear of light fittings that may be getting wet and switch off electricity at the consumer unit if water is near wiring.
How fast can your Birchwood emergency team reach my property, and what does the call-out include?
Our mobile engineers are based in the Warrington area, so typical response time to Birchwood addresses is 30–60 minutes, day or night. The emergency call-out covers travel, the first hour of labour, and a temporary or permanent repair if standard parts (float valve, ball cock, overflow pipe) are on the van. If the tank itself is beyond repair, we will isolate, drain, and quote for replacement to follow on the same day whenever possible.
What will it cost to repair an overflowing tank?
Prices depend on the time of day and the nature of the fault. As a guide, out-of-hours attendance starts at £95+VAT, including the first hour. Replacing a float valve is usually £25–£45 for parts, while a new polyethylene storage tank (50–70 gallon) including fittings and labour can range from £300–£450. You will receive a fixed, written estimate before we proceed, and there are no hidden disposal or parking surcharges in Birchwood.
How can I prevent my water storage tank from overflowing again?
• Service the float valve yearly—limescale builds up quickly in the hard-water areas around Birchwood. • Insulate loft pipework to stop winter freezing that can force water back into the cistern. • Fit a screened overflow guard to keep insects and debris from wedging the valve open. • Replace metal or asbestos-cement tanks older than 25 years with modern WRAS-approved plastic models that resist corrosion. • Consider installing a leak detection sensor and auto-shutoff valve for added peace of mind. We can implement any of these measures during a routine maintenance visit.