https://www.canalizadorfunchal.pt/en/blog Technical plumbing articles for Madeira Island: water leaks, drain unclogging, water heaters, preventive maintenance and renovations. en-gb Canalizador Funchal® canalizadorfunchal-feed Sun, 23 Aug 2026 21:24:40 GMT https://www.canalizadorfunchal.pt/images/og/auto/default.jpg https://www.canalizadorfunchal.pt/en/blog https://www.canalizadorfunchal.pt/en/blog/clogged-toilet-funchal https://www.canalizadorfunchal.pt/en/blog/clogged-toilet-funchal Clogged toilet in Funchal? Learn what to do before calling a plumber. Fast service across Madeira. Call or WhatsApp +351 962 583 137. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/clogged-kitchen-sink-madeira https://www.canalizadorfunchal.pt/en/blog/clogged-kitchen-sink-madeira Clogged kitchen sink in Madeira? Discover the most common causes and how to fix it. Fast service across Madeira. Call or WhatsApp +351 962 583 137. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/water-leak-madeira https://www.canalizadorfunchal.pt/en/blog/water-leak-madeira Water leak at home in Madeira? Know the signs that require immediate action. Fast service across Madeira. Call or WhatsApp +351 962 583 137. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/emergency-plumber-funchal-when-to-call https://www.canalizadorfunchal.pt/en/blog/emergency-plumber-funchal-when-to-call Emergency plumber in Funchal and Madeira: types of emergency, average response times by council and how to safely shut off water and electricity. Call 962 583 137 or WhatsApp 24h. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/flexible-hoses-flood-risk-madeira https://www.canalizadorfunchal.pt/en/blog/flexible-hoses-flood-risk-madeira Lifespan of flexible hoses on taps, toilets, bidets and washing machines in Madeira: rust and oxidation warning signs, when to replace them and how to prevent flooding. Call 962 583 137. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/water-heater-problems-madeira https://www.canalizadorfunchal.pt/en/blog/water-heater-problems-madeira Water heater dripping, no hot water or low pressure? Discover the common causes in Madeira and when to repair or replace it. Fast service across Funchal. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/dripping-tap-water-pressure-funchal https://www.canalizadorfunchal.pt/en/blog/dripping-tap-water-pressure-funchal Dripping tap, clogged aerator or low water pressure in Funchal? Discover causes, diagnosis and what to avoid. Fast service across Madeira: 962 583 137. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/plan-bathroom-renovation-madeira https://www.canalizadorfunchal.pt/en/blog/plan-bathroom-renovation-madeira Plan your bathroom renovation in Madeira with no surprises: mapping water points, old pipework vs PEX/multilayer, waterproofing and a realistic renovation timeline. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/best-plumbing-pipes-for-your-home https://www.canalizadorfunchal.pt/en/blog/best-plumbing-pipes-for-your-home PEX, Multilayer (PEX-AL-PEX), PPR or Copper: which is the best pipe for plumbing in Madeira? Technical comparison of durability, sea-air corrosion and embedding. Call 962 583 137. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/hot-water-return-pipe-savings https://www.canalizadorfunchal.pt/en/blog/hot-water-return-pipe-savings Why does hot water take so long to reach the tap? Diagnosis, causes, step-by-step fix and maintenance of the hot water return pipe in Madeira. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/septic-tanks-madeira-technical-guide https://www.canalizadorfunchal.pt/en/blog/septic-tanks-madeira-technical-guide Technical guide to septic tanks in Madeira: 3-chamber cascade system, greywater separation, trapped chambers against odours and pumping stations with macerator pumps. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/water-leak-detection-without-breaking-walls https://www.canalizadorfunchal.pt/en/blog/water-leak-detection-without-breaking-walls Non-destructive water leak detection in Funchal and Madeira: thermal imaging cameras, acoustic geophones and pressure tests to pinpoint the exact source of the leak. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/bad-drain-smell-bathroom-solutions https://www.canalizadorfunchal.pt/en/blog/bad-drain-smell-bathroom-solutions Bad drain smell in the bathroom or kitchen in Funchal and Madeira: dry traps, waste build-up, missing soil-vent pipe and damaged seals. Causes and technical solutions. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/replace-bathtub-with-shower-tray-madeira https://www.canalizadorfunchal.pt/en/blog/replace-bathtub-with-shower-tray-madeira Replacing a bathtub with a shower tray in Funchal and Madeira: adapting the 40/50 mm waste outlet, waterproofing the shower zone, non-slip trays and structural limits in older homes. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/plumbing-checklist-holiday-rentals-madeira https://www.canalizadorfunchal.pt/en/blog/plumbing-checklist-holiday-rentals-madeira Plumbing checklist for holiday rentals in Funchal and Madeira: inspection between guests, pressure and flow tests, water heater checks, blockage prevention, hidden leaks and a preventive maintenance calendar. Call +351 962 583 137. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/banging-noises-walls-hot-water https://www.canalizadorfunchal.pt/en/blog/banging-noises-walls-hot-water Banging and cracking noises in the walls when hot water runs in Funchal and Madeira: thermal expansion without insulation sleeving, friction against masonry and water hammer. Diagnosis and fix without breaking walls. Call 962 583 137. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/low-water-pressure-taps-madeira-mainland https://www.canalizadorfunchal.pt/en/blog/low-water-pressure-taps-madeira-mainland Low water pressure in taps and showers in Madeira and mainland Portugal: the real causes (sand and sediment vs. limescale), cleaning aerators and filters, and fitting a sediment filter. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/neighbour-ceiling-damp-shower-silicone-leak https://www.canalizadorfunchal.pt/en/blog/neighbour-ceiling-damp-shower-silicone-leak Infiltration on the neighbour's ceiling in Madeira: how to tell a pipe leak from failed shower silicone or grout, and fix it without breaking walls. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/water-hammer-banging-pipes-pressure https://www.canalizadorfunchal.pt/en/blog/water-hammer-banging-pipes-pressure Water hammer in Madeira: why pipes bang when you close the tap, the risks to pipes and valves, and how to fix it with arrestors and a pressure-reducing valve. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/hot-water-rotten-egg-smell-water-heater https://www.canalizadorfunchal.pt/en/blog/hot-water-rotten-egg-smell-water-heater Bad smell in hot water or the water heater in Madeira: isolation test, thermal shock, sanitisation, titanium anode and prevention. Technical guide. Tel. +351 962 583 137. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/water-heater-tripping-breaker-madeira https://www.canalizadorfunchal.pt/en/blog/water-heater-tripping-breaker-madeira Water heater tripping the electrical panel in Madeira: burnt element, earth leakage and limescale. Diagnosis and repair in Funchal. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/water-heater-safety-valve-leaking-madeira https://www.canalizadorfunchal.pt/en/blog/water-heater-safety-valve-leaking-madeira Water heater safety valve leaking in Madeira: thermal expansion, mains pressure spikes and when to replace it. Technical support in Funchal. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/concealed-cistern-running-water-repair-madeira https://www.canalizadorfunchal.pt/en/blog/concealed-cistern-running-water-repair-madeira Concealed cistern running water in Madeira: repair it through the flush plate, no building work. Seals and mechanisms of the market's leading brands replaced in Funchal. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/water-seeping-bathroom-floor-grout-madeira https://www.canalizadorfunchal.pt/en/blog/water-seeping-bathroom-floor-grout-madeira Water seeping through bathroom floor grout in Madeira: shower tray silicone, floor drain or slab pipe leak. Professional diagnosis in Funchal. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/water-pressure-reducer-when-to-install-madeira https://www.canalizadorfunchal.pt/en/blog/water-pressure-reducer-when-to-install-madeira Water pressure reducer in Madeira: when to install it, where to place it and the right setting to protect pipework, hoses and cisterns. Funchal plumber. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/kitchen-sink-garbage-disposal-madeira https://www.canalizadorfunchal.pt/en/blog/kitchen-sink-garbage-disposal-madeira Kitchen sink garbage disposal in Madeira: benefits, how it works, maintenance and drainage compatibility. Installation in Funchal. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/high-water-bill-hidden-leak-madeira https://www.canalizadorfunchal.pt/en/blog/high-water-bill-hidden-leak-madeira High water bill in Madeira? Run the water meter test to detect hidden leaks. Non-destructive leak detection in Funchal and across the island. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/neighbour-ceiling-leak-home-insurance-madeira https://www.canalizadorfunchal.pt/en/blog/neighbour-ceiling-leak-home-insurance-madeira Leak into a neighbour's ceiling in Madeira: how to establish the source, the plumber's technical report and what home insurance covers. Funchal. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/rising-damp-salt-walls-foundations-madeira https://www.canalizadorfunchal.pt/en/blog/rising-damp-salt-walls-foundations-madeira Rising damp and salt efflorescence on walls in Madeira: unwashed sea sand, unwaterproofed footings and permanent solutions in Funchal. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/stone-surround-window-door-leaks-madeira https://www.canalizadorfunchal.pt/en/blog/stone-surround-window-door-leaks-madeira Leaks through stone window and door surrounds in Madeira: porous stone, missing sealant at the frame joint and lasting fixes in Funchal. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/thermostatic-mixing-valve-double-hot-water-madeira https://www.canalizadorfunchal.pt/en/blog/thermostatic-mixing-valve-double-hot-water-madeira Get twice the hot water from an 80L or 100L heater in Funchal, Caniço, Santa Cruz and Câmara de Lobos: 3-way thermostatic mixing valve fitted by a plumber in Madeira. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/water-meter-running-without-leak-madeira https://www.canalizadorfunchal.pt/en/blog/water-meter-running-without-leak-madeira Your water bill in Funchal went up but there is no leak at home? Learn how pressure oscillation on Madeira's steep lanes and ramps makes the meter add up without any real consumption. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/heat-pump-vs-electric-water-heater-madeira https://www.canalizadorfunchal.pt/en/blog/heat-pump-vs-electric-water-heater-madeira Find out which hot water system suits your house or apartment in Madeira. Technical comparison between a heat pump water heater and an electric storage water heater. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/balcony-terrace-leaks-madeira https://www.canalizadorfunchal.pt/en/blog/balcony-terrace-leaks-madeira Leaks in the ceiling below your balcony? Learn how sea spray, wind and rain in Madeira damage waterproofing and how to fix it with proper drains and membranes. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/replacing-plumbing-old-stone-houses-madeira https://www.canalizadorfunchal.pt/en/blog/replacing-plumbing-old-stone-houses-madeira Renovating an old stone or masonry house in Madeira? Learn how to renew water and drainage pipework with modern techniques without damaging the original walls. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/changed-shower-faucet-no-hot-water-old-built-in-plumbing-madeira https://www.canalizadorfunchal.pt/en/blog/changed-shower-faucet-no-hot-water-old-built-in-plumbing-madeira Changed your shower faucet and lost hot water in Madeira? Learn why old built-in valves create a hot-cold bypass and how to fix it without replacing your heater. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/floor-gully-traps-bad-smell-bathroom-kitchen-madeira https://www.canalizadorfunchal.pt/en/blog/floor-gully-traps-bad-smell-bathroom-kitchen-madeira Bad smell in your bathroom or kitchen in Madeira? Learn how floor gully traps work, why the water seal fails and how to fix it without breaking the floor. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/home-insurance-madeira-water-damage-coverage https://www.canalizadorfunchal.pt/en/blog/home-insurance-madeira-water-damage-coverage Home insurance in Madeira: the coverage trap. Water damage, accidental leaks, leak search and detection cover and technical reports. Funchal and the whole island. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/short-term-rental-madeira-protect-property-misuse-blockages-guest-complaints https://www.canalizadorfunchal.pt/en/blog/short-term-rental-madeira-protect-property-misuse-blockages-guest-complaints Technical guide for short-term rental owners in Madeira: prevent blockages, document the property's condition and stop unfair refund claims on Airbnb and Booking. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/standard-bathroom-installation-heights https://www.canalizadorfunchal.pt/en/blog/standard-bathroom-installation-heights Technical guide with standard dimensions for installing bathroom vanities, toilets, showers, LED niches, and accessories. Expert tips from Canalizador Funchal®. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/limescale-hard-water-protect-pipes-water-heater-madeira https://www.canalizadorfunchal.pt/en/blog/limescale-hard-water-protect-pipes-water-heater-madeira Limescale and hard water in Madeira: how to protect pipes, water heaters and taps with a polyphosphate doser and an electronic descaler. Funchal and the whole island. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/galvanic-corrosion-copper-steel-brass-plumbing-madeira https://www.canalizadorfunchal.pt/en/blog/galvanic-corrosion-copper-steel-brass-plumbing-madeira Galvanic corrosion in Madeiran plumbing: why copper must never touch galvanised steel and how dielectric unions prevent pinholes caused by electrolysis. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/drain-venting-gurgling-drains-stack-noise-madeira https://www.canalizadorfunchal.pt/en/blog/drain-venting-gurgling-drains-stack-noise-madeira Gurgling drains and stack noise in Madeira: how drain venting works, when to fit an air admittance valve and how to stop traps being siphoned dry. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/sewer-leak-detection-tracer-dye-uranine-madeira https://www.canalizadorfunchal.pt/en/blog/sewer-leak-detection-tracer-dye-uranine-madeira Sewer leak detection in Madeira using biodegradable tracer dyes (uranine) and UV light: pinpoint the faulty waste branch without breaking tiles blindly. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/magnetic-sand-filter-well-spring-water-madeira https://www.canalizadorfunchal.pt/en/blog/magnetic-sand-filter-well-spring-water-madeira Magnetic anti-sand filter for well, borehole or spring water in Madeira: protects water heaters, cylinders and taps from sand, micro-silica and rust particles. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/electric-tingling-shower-water-current-leak-madeira https://www.canalizadorfunchal.pt/en/blog/electric-tingling-shower-water-current-leak-madeira Tingling or shocks in shower water in Madeira: causes, diagnosing current leaking through the pipework and the fix with bonding, an insulating section and a 10 mA RCD. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/protect-exposed-pipes-frost-freezing-highlands-madeira https://www.canalizadorfunchal.pt/en/blog/protect-exposed-pipes-frost-freezing-highlands-madeira Protecting exposed pipes from frost in Madeira: self-regulating trace heating cable, 19 mm elastomeric insulation and best practice to avoid burst pipes in winter. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/water-pump-noise-vibration-cavitation-suction-madeira https://www.canalizadorfunchal.pt/en/blog/water-pump-noise-vibration-cavitation-suction-madeira Cavitation in water pumps and booster sets in Madeira: why the gravel noise appears and how to fix suction diameter, NPSH and the foot valve for good. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/45-vs-90-degree-elbows-sewer-drain-pipe https://www.canalizadorfunchal.pt/en/blog/45-vs-90-degree-elbows-sewer-drain-pipe Learn why 90° sharp elbows cause chronic sewer blockages and how installing two 45° bends ensures optimal hydraulic flow in Madeira homes. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/ideal-toilet-drain-pipe-diameter-dn90-vs-dn110 https://www.canalizadorfunchal.pt/en/blog/ideal-toilet-drain-pipe-diameter-dn90-vs-dn110 Discover why oversized toilet drain pipes lead to dried residue blockages and why 90mm pipes offer optimal hydraulic velocity for single toilets. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/asbestos-cement-sewer-pipes-roots-grease https://www.canalizadorfunchal.pt/en/blog/asbestos-cement-sewer-pipes-roots-grease Learn how old cement drain pipes collect grease and roots in Madeira. Discover non-invasive camera inspection and hydro-jetting solutions. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/sewer-smell-bathroom-pipe-ventilation-traps https://www.canalizadorfunchal.pt/en/blog/sewer-smell-bathroom-pipe-ventilation-traps Learn how poor column ventilation drains siphon water and causes sewer gas smells in Madeira bathrooms. Professional fix by Canalizador Funchal®. Canalizador Funchal® https://www.canalizadorfunchal.pt/en/blog/ideal-slope-sewer-pipes-preventing-clogs https://www.canalizadorfunchal.pt/en/blog/ideal-slope-sewer-pipes-preventing-clogs Learn why excessive sewer pipe slope causes solids to settle and how maintaining a 1%-2% grade prevents chronic drainage blockages in Funchal. Canalizador Funchal®