Obra Lisboa Blog
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How to Clean and Check a Bathroom Extractor Fan Without Compromising Ventilation
A practical guide to cleaning a bathroom extractor grille and checking whether the fan is still extracting air, with clear boundaries for when to call a technician.
Sewer Smells After Rain: How to Find the Cause Before Repairing
A sewer smell that appears after rain may come from a dry trap, poor venting or a blockage. Learn what to observe, what you can check safely and when to call a professional.
Sleeping zone in a studio flat: separate the bed without losing light, air or space
A sleeping zone in a studio works best with partial separation, adjustable lighting and a clear air path. Learn when to use a curtain, slatted screen, glass or low storage unit before closing off the room.
Buying a Lisbon Apartment with Unverified Interior Alterations: How to Assess the Risk Before You Offer
A moved kitchen, enclosed balcony or undocumented room can change the risk of a purchase. Learn what to compare before making an offer on a Lisbon apartment.
Lightning Protection on Buildings: How It Protects the Structure and Why It Does Not Protect Appliances by Iti
A lightning protection system directs a strike safely to ground, but effective building protection also needs continuity, earthing and dedicated surge protection for electrical circuits.
How to Clean Home Ventilation Grilles Without Blocking Airflow
A practical guide to cleaning ventilation grilles and extract vents without pushing dirt into ducts, changing airflow or missing the signs that require a technician.
Renovation Measurement Sheets and Payment Certificates: Pay for Confirmed Work
A clear measurement and approval routine lets you pay for renovation work that has actually been completed, without turning every invoice into a dispute.
Wall Cracks in a Lisbon Apartment: When to Monitor Them and When to Call a Professional
A fine, stable crack is not automatically a structural fault. Learn what to record, which warning signs matter and why repairing a crack before finding its cause can be a mistake.
Exclusive-Use Condominium Terrace: Approvals to Secure Before Waterproofing or Adding a Cover
An exclusive-use terrace may still be a common part of the building. Find out what to check with the condominium and Lisbon council before waterproofing, changing flooring or adding a cover.
Condensation on Windows in Lisbon Apartments: What to Do Before Replacing Them
Condensation on the inside of window glass calls for diagnosis rather than an automatic window replacement. Learn to separate daily habits, ventilation, thermal bridges and leaks.
