Se o cano continuar a pingar, vou chamar um canalizador.

Se means if.

It introduces a condition:

• Se o cano continuar a pingar... = If the pipe keeps dripping...

This is a very common structure in Portuguese for if + present subjunctive, followed by a result clause.

Portuguese often uses the definite article where English might not.

• o cano = the pipe

In many everyday Portuguese sentences, nouns are more naturally used with an article:

• O João chegou. = João arrived.
• A água está fria. = The water is cold.

So o cano sounds natural and complete here.

Cano usually means pipe or tube. In this sentence, it refers to a water pipe, so the plumbing meaning is the relevant one.

Depending on context, Portuguese can also use related words like:

• tubo = tube
• canalização = plumbing / pipe system

Here, because the sentence mentions dripping and calling a plumber, cano clearly means a plumbing pipe.

In European Portuguese, continuar a + infinitive is the normal way to say to keep / continue doing something.

So:

• continuar a pingar = to keep dripping

This a + infinitive pattern is very common in Portugal:

• continuar a chover = to keep raining
• começar a falar = to start speaking
• aprender a nadar = to learn to swim

A learner who knows Brazilian Portuguese may expect continuar pingando or continuar gotejando, but in Portugal, continuar a pingar is the standard pattern.

Pingar means to drip or to leak in drops.

So:

• O cano está a pingar. = The pipe is dripping.

It is used for liquids falling drop by drop:

• A torneira está a pingar. = The tap is dripping.
• Está a pingar do teto. = It’s dripping from the ceiling.

Because after Se in this kind of future condition, Portuguese uses the present subjunctive, not the present indicative.

The verb continuar in the present subjunctive is:

• eu continue
• tu continues
• ele/ela/você continue
• nós continuemos
• vós continueis
• eles/elas/vocês continuem

So:

• Se o cano continuar... = If the pipe keeps dripping...

Not:

• Se o cano continua... — this would sound wrong in this structure.

Because the sentence refers to a possible future situation, not a known fact.

Portuguese typically uses:

• Se + present subjunctive for future possibilities
• then a main clause expressing what will happen

So:

• Se o cano continuar a pingar, vou chamar um canalizador.

This means: If the pipe keeps dripping, I’m going to call a plumber.

Compare:

• Se ele vier, falamos. = If he comes, we’ll talk.
• Se chover, fico em casa. = If it rains, I’ll stay home.

This is one of the most important subjunctive patterns in Portuguese.

Both are possible, but vou chamar is very common in everyday speech.

• vou chamar = I’m going to call
• chamarei = I will call

In modern spoken Portuguese, especially in conversation, the ir + infinitive future is often more natural and frequent.

So this sentence sounds very normal and idiomatic:

• Se o cano continuar a pingar, vou chamar um canalizador.

Using chamarei would sound more formal or written:

• Se o cano continuar a pingar, chamarei um canalizador.

Canalizador means plumber in European Portuguese.

This is an important regional vocabulary point:

• European Portuguese: canalizador
• Brazilian Portuguese: encanador

So if you are learning Portuguese from Portugal, canalizador is the word you should learn for this context.

Um canalizador means a plumber, meaning any plumber, not a specific one already known to the speaker and listener.

• um canalizador = a plumber
• o canalizador = the plumber

So the sentence means the speaker will call some plumber / a plumber, not necessarily a particular previously mentioned one.

Yes. In natural English, both are possible.

Portuguese continuar a pingar can correspond to:

• continue dripping
• keep dripping
• go on dripping

In many contexts, keep dripping sounds especially natural in English, but the Portuguese structure itself is neutral.

Yes, but it would mean something slightly different.

• Se o cano continuar a pingar... = If the pipe keeps dripping...
• O cano está a pingar. = The pipe is dripping.

Estar a + infinitive describes an action in progress in European Portuguese.

So you might say:

• O cano está a pingar. Se continuar a pingar, vou chamar um canalizador.
• The pipe is dripping. If it keeps dripping, I’m going to call a plumber.

So estar a pingar describes the current situation, while continuar a pingar focuses on the continuation of that action.

The sentence follows this pattern:

• Se + present subjunctive, main clause

So here:

• Se o cano continuar a pingar = conditional part
• vou chamar um canalizador = result

A useful model to remember is:

• Se + [possible future situation], [what I will do]

For example:

• Se chover, fico em casa. = If it rains, I’ll stay home.
• Se ele telefonar, vou responder. = If he calls, I’m going to answer.
• Se o cano continuar a pingar, vou chamar um canalizador. = If the pipe keeps dripping, I’m going to call a plumber.