Plumbing, Heating & Heat Pump FAQs in London
Home FAQs
At Plumbfitex, we understand that plumbing, heating, air conditioning, and heat pump issues can be stressful. This FAQ page answers the most common questions about our services, pricing, emergency call-outs, and service areas across London. Our goal is to help you make informed decisions with confidence.
FAQs
In London, plumbers usually charge £60–£100 per hour for standard jobs.
Emergency or out-of-hours services can cost £90–£150 per hour, depending on the issue and timing.
The 135-degree rule in plumbing refers to the maximum angle allowed when changing the direction of a drain pipe.
Instead of using a sharp 90-degree bend, plumbers use two 45-degree fittings (135° total) to improve water flow and reduce the risk of blockages.
Look for a plumber who is Gas Safe or WaterSafe registered, check reviews online, ask for quotes, and choose one who offers guarantees. At PlumbFitEx, we provide reliable plumbing services across London.
A good plumber is licensed and insured, responds quickly, provides clear quotes, does quality work, and has positive customer reviews.
Common signs include damp spots, water stains, mold growth, unusual smells, or a sudden increase in your water bill.
Yes, minor leaks can often be repaired with clamps, sealants, or pipe patching, but severe damage may require pipe replacement for a long-lasting solution.
Heating engineers in London usually charge between £40 and £70 per hour, depending on their experience and the type of work. Some may offer fixed prices for specific jobs.
In London, a central heating service typically costs between £80 and £120, depending on your system and whether any minor repairs are needed.
Choose a heating engineer who is Gas Safe registered, has good reviews, provides clear quotes, and offers guarantees for their work.
Signs include strange noises, low heat, frequent boiler faults, leaking water, or the pilot light keeps going out. Regular servicing helps prevent bigger problems.
Yes, most boiler services include checking radiators for leaks, cold spots, and proper functioning to ensure your heating system works efficiently.
Common signs include strange noises, frequent breakdowns, low heat, leaks, and rising energy bills. If you notice these, it’s best to call a qualified engineer.
In London, air conditioning servicing usually costs between £80 and £150, depending on the type and size of the unit. Regular servicing keeps your system efficient and prevents breakdowns.
The 3-minute rule means waiting at least three minutes before turning your air conditioner back on after switching it off. This prevents damage to the compressor and helps the system run efficiently.
You can do basic cleaning of filters and vents, but full servicing should be done by a qualified professional to safely handle refrigerants and check the system properly.
This usually happens due to incorrect thermostat placement, dirty filters, low refrigerant, or a poorly sized AC unit. A professional can diagnose and fix the issue.
Common issues include poor cooling, strange noises, leaks, frozen coils, and high energy bills. Regular maintenance helps prevent these problems.
Early signs include inaccurate temperature readings, HVAC turning on/off too frequently, or the system not responding to settings.
In the UK, a professional heat pump service typically costs around £150 – £300 per year for a standard air‑source system, though larger or more complex units can be a bit more. This usually includes checks, cleaning, and performance testing to keep your system efficient and protect the warranty.
The 20-degree rule means heat pumps work most efficiently when the temperature difference between indoors and outdoors is around 20°C or less. Larger differences can reduce efficiency and increase energy costs.
Yes, running a heat pump consistently at a lower temperature is usually more efficient than turning it on and off frequently, helping to reduce energy costs and maintain steady warmth.
Most heat pumps work efficiently down to around -15°C, but below this, their performance drops, and supplementary heating may be needed to keep your home warm.
High bills can happen due to low outdoor temperatures, incorrect thermostat settings, poor insulation, or a poorly sized system. Regular maintenance and proper usage can help reduce costs.
Most heat pumps last around 15 to 20 years with proper maintenance, though regular servicing can help extend their efficiency and lifespan.