{"id":14429,"date":"2026-06-02T21:16:21","date_gmt":"2026-06-02T19:16:21","guid":{"rendered":"https:\/\/new.alexihome.com\/?p=14429"},"modified":"2026-06-04T02:41:26","modified_gmt":"2026-06-04T00:41:26","slug":"altbau-renovation-mistakes-berlin","status":"publish","type":"post","link":"https:\/\/new.alexihome.com\/en\/altbau-renovation-mistakes-berlin\/","title":{"rendered":"5 Common Mistakes in Altbau Renovation in Berlin (and How to Avoid Them)"},"content":{"rendered":"\r\n<div style=\"font-size:17px;line-height:1.8;color:#3a3f47;\"><p style=\"font-size:20px;line-height:1.7;color:#2c2e3d;\"><strong>Renovating an Altbau apartment in Berlin is exciting, but also technically demanding.<\/strong> Older buildings often come with hidden issues, especially affecting painting, bathrooms, kitchens, drywall and flooring. At Alexihome we see the same mistakes again and again, and most of them are easy to avoid with the right planning.<\/p><div style=\"display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 32px;\"><span style=\"background:#eef7ee;color:#1d9021;font-weight:700;font-size:14px;padding:8px 16px;border-radius:30px;\">\ud83c\udfda\ufe0f Altbau<\/span><span style=\"background:#eef7ee;color:#1d9021;font-weight:700;font-size:14px;padding:8px 16px;border-radius:30px;\">\ud83d\udee0\ufe0f Renovation<\/span><span style=\"background:#eef7ee;color:#1d9021;font-weight:700;font-size:14px;padding:8px 16px;border-radius:30px;\">\ud83d\udccb Clear Planning<\/span><\/div><div style=\"background:#eef7ee;border:1px solid #cfe8cf;border-radius:12px;padding:24px 28px;margin:0 0 36px;\"><p style=\"margin:0 0 14px;color:#1d9021;font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;\">At a Glance<\/p><ul style=\"list-style:none;padding:0;margin:0;\"><li style=\"position:relative;padding:7px 0 7px 30px;color:#2c2e3d;font-size:16px;line-height:1.5;\"><span style=\"position:absolute;left:0;top:6px;color:#1d9021;font-weight:700;\">\u2713<\/span>Most Altbau mistakes happen before the first coat of paint, in the planning.<\/li><li style=\"position:relative;padding:7px 0 7px 30px;color:#2c2e3d;font-size:16px;line-height:1.5;\"><span style=\"position:absolute;left:0;top:6px;color:#1d9021;font-weight:700;\">\u2713<\/span>Walls, materials and the right sequence decide the result.<\/li><li style=\"position:relative;padding:7px 0 7px 30px;color:#2c2e3d;font-size:16px;line-height:1.5;\"><span style=\"position:absolute;left:0;top:6px;color:#1d9021;font-weight:700;\">\u2713<\/span>Hidden services like wiring and pipes should be checked first.<\/li><\/ul><\/div><h2 style=\"font-size:27px;line-height:1.3;color:#2c2e3d;font-weight:700;margin:40px 0 16px;padding-left:16px;border-left:5px solid #1d9021;\">The 5 Most Common Mistakes in Altbau Renovation<\/h2><div style=\"background:#fff;border:1px solid #e6e9ec;border-left:5px solid #1d9021;border-radius:10px;padding:20px 22px;margin:0 0 18px;display:flex;gap:18px;align-items:flex-start;\"><div style=\"flex:0 0 auto;width:42px;height:42px;background:#1d9021;color:#fff;border-radius:50%;text-align:center;line-height:42px;font-weight:700;font-size:20px;\">1<\/div><div style=\"flex:1;\"><h3 style=\"margin:0 0 8px;font-size:20px;color:#2c2e3d;font-weight:700;\">Underestimating the Condition of the Walls<\/h3><p style=\"margin:0;font-size:16px;line-height:1.7;color:#3a3f47;\">Old layers of paint, moisture or cracks are very common. Before any painting, thorough surface preparation is essential. Without it you get peeling paint, uneven surfaces and poor durability.<\/p><\/div><\/div><figure style=\"margin:30px 0;\"><img src=\"https:\/\/new.alexihome.com\/wp-content\/uploads\/2026\/06\/dqvb5xo0_vg.jpg\" alt=\"In an Altbau, the true condition of the walls often only shows once they are stripped back.\" style=\"width:100%;height:auto;border-radius:12px;display:block;\"><figcaption style=\"font-size:14px;color:#7a8088;margin-top:10px;text-align:center;\">In an Altbau, the true condition of the walls often only shows once they are stripped back.<\/figcaption><\/figure><div style=\"background:#fff;border:1px solid #e6e9ec;border-left:5px solid #1d9021;border-radius:10px;padding:20px 22px;margin:0 0 18px;display:flex;gap:18px;align-items:flex-start;\"><div style=\"flex:0 0 auto;width:42px;height:42px;background:#1d9021;color:#fff;border-radius:50%;text-align:center;line-height:42px;font-weight:700;font-size:20px;\">2<\/div><div style=\"flex:1;\"><h3 style=\"margin:0 0 8px;font-size:20px;color:#2c2e3d;font-weight:700;\">Choosing the Wrong Materials<\/h3><p style=\"margin:0;font-size:16px;line-height:1.7;color:#3a3f47;\">Not every material suits an Altbau. Walls need to breathe. That means breathable paints, suitable primers and the right plaster systems. The wrong materials trap moisture and cause long-term damage.<\/p><\/div><\/div><div style=\"background:#fff;border:1px solid #e6e9ec;border-left:5px solid #1d9021;border-radius:10px;padding:20px 22px;margin:0 0 18px;display:flex;gap:18px;align-items:flex-start;\"><div style=\"flex:0 0 auto;width:42px;height:42px;background:#1d9021;color:#fff;border-radius:50%;text-align:center;line-height:42px;font-weight:700;font-size:20px;\">3<\/div><div style=\"flex:1;\"><h3 style=\"margin:0 0 8px;font-size:20px;color:#2c2e3d;font-weight:700;\">Skipping Preparation Before the Work Starts<\/h3><p style=\"margin:0;font-size:16px;line-height:1.7;color:#3a3f47;\">A successful renovation always starts with good preparation: protecting floors and windows, removing old layers and preparing for drywall or tiling. Without these steps, the quality of the whole job suffers.<\/p><\/div><\/div><div style=\"background:#fff;border:1px solid #e6e9ec;border-left:5px solid #1d9021;border-radius:10px;padding:20px 22px;margin:0 0 18px;display:flex;gap:18px;align-items:flex-start;\"><div style=\"flex:0 0 auto;width:42px;height:42px;background:#1d9021;color:#fff;border-radius:50%;text-align:center;line-height:42px;font-weight:700;font-size:20px;\">4<\/div><div style=\"flex:1;\"><h3 style=\"margin:0 0 8px;font-size:20px;color:#2c2e3d;font-weight:700;\">Ignoring Wiring and Pipes<\/h3><p style=\"margin:0;font-size:16px;line-height:1.7;color:#3a3f47;\">Many projects focus only on the visible result. Behind the walls, though, you often find old electrical installations, outdated plumbing and structural problems. For bathroom and kitchen renovations in particular, a check is essential.<\/p><\/div><\/div><div style=\"background:#fff;border-left:5px solid #0d96bd;box-shadow:0 3px 14px rgba(0,0,0,.07);padding:18px 24px;margin:0 0 18px;border-radius:0 10px 10px 0;\"><p style=\"margin:0 0 6px;color:#0d96bd;font-weight:700;font-size:13px;letter-spacing:1.5px;text-transform:uppercase;\">Pro Tip<\/p><p style=\"margin:0;font-size:16px;line-height:1.7;color:#2c2e3d;\">Have the wiring and pipes checked before any filling or tiling. Opening a wall twice is always more expensive than planning it right once.<\/p><\/div><div style=\"background:#fff;border:1px solid #e6e9ec;border-left:5px solid #1d9021;border-radius:10px;padding:20px 22px;margin:0 0 18px;display:flex;gap:18px;align-items:flex-start;\"><div style=\"flex:0 0 auto;width:42px;height:42px;background:#1d9021;color:#fff;border-radius:50%;text-align:center;line-height:42px;font-weight:700;font-size:20px;\">5<\/div><div style=\"flex:1;\"><h3 style=\"margin:0 0 8px;font-size:20px;color:#2c2e3d;font-weight:700;\">No Clear Renovation Sequence<\/h3><p style=\"margin:0;font-size:16px;line-height:1.7;color:#3a3f47;\">One of the most expensive mistakes is the lack of a plan. The right order saves time, money and stress.<\/p><\/div><\/div><div style=\"background:#f5f7f9;border-radius:12px;padding:22px 26px;margin:8px 0 30px;\"><p style=\"margin:0 0 12px;font-weight:700;color:#2c2e3d;font-size:17px;\">The right sequence:<\/p><ol style=\"margin:0;padding-left:22px;\"><li style=\"margin:6px 0;\">Demolition and removal<\/li><li style=\"margin:6px 0;\">Technical work (electrics, plumbing)<\/li><li style=\"margin:6px 0;\">Drywall<\/li><li style=\"margin:6px 0;\">Tiling and flooring<\/li><li style=\"margin:6px 0;\">Painting<\/li><li style=\"margin:6px 0;\">Finishing<\/li><\/ol><\/div><figure style=\"margin:30px 0;\"><img src=\"https:\/\/new.alexihome.com\/wp-content\/uploads\/2026\/02\/alexihome-internal-gr-2.jpg\" alt=\"The result of a well-planned Altbau renovation in Berlin.\" style=\"width:100%;height:auto;border-radius:12px;display:block;\"><figcaption style=\"font-size:14px;color:#7a8088;margin-top:10px;text-align:center;\">The result of a well-planned Altbau renovation in Berlin.<\/figcaption><\/figure><div style=\"background:#f5f7f9;border-radius:12px;padding:24px 28px;margin:30px 0;\"><p style=\"margin:0 0 8px;font-weight:700;color:#1d9021;text-transform:uppercase;letter-spacing:1.5px;font-size:14px;\">Conclusion<\/p><p style=\"margin:0;font-size:17px;line-height:1.8;color:#2c2e3d;\">A successful Altbau renovation in Berlin depends not only on design, but above all on planning, materials and clean execution.<\/p><\/div><div style=\"background:#1d9021;border-radius:14px;padding:34px 36px;margin:36px 0 8px;\"><p style=\"margin:0 0 10px;color:#fff;font-size:23px;font-weight:700;line-height:1.3;\">Your Altbau Renovation in Berlin with Alexihome<\/p><p style=\"margin:0 0 20px;color:#eafbe8;font-size:17px;line-height:1.7;\">Planning to renovate an Altbau apartment? We guide your project from the first planning stage to a clean final result, from Altbau renovation and bathrooms and kitchens to painting, drywall and natural stone. Book a free, no-obligation consultation.<\/p><a href=\"tel:016098266358\" style=\"display:inline-block;background:#fff;color:#1d9021;font-weight:700;padding:13px 28px;border-radius:8px;text-decoration:none;margin:0 10px 10px 0;\">Call 0160 98266358<\/a><a href=\"https:\/\/new.alexihome.com\/en\/services\/\" style=\"display:inline-block;background:rgba(255,255,255,.12);color:#fff;font-weight:700;padding:13px 28px;border-radius:8px;text-decoration:none;border:1px solid rgba(255,255,255,.55);\">Our Services<\/a><\/div><\/div>\r\n","protected":false},"excerpt":{"rendered":"<p>Renovating an Altbau apartment in Berlin is exciting, but also technically demanding. Older buildings often come with hidden issues, especially&#8230;<\/p>\n","protected":false},"author":1,"featured_media":14319,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[78],"tags":[60,61,62,63,65,66,64],"class_list":["post-14429","post","type-post","status-publish","format-standard","has-post-thumbnail","category-renovation","tag-altbau-renovierung-berlin","tag-badsanierung","tag-kuechenrenovierung","tag-malerarbeiten","tag-materialwahl","tag-renovierungsfehler","tag-trockenbau"],"menu_order":0,"_links":{"self":[{"href":"https:\/\/new.alexihome.com\/en\/wp-json\/wp\/v2\/posts\/14429","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/new.alexihome.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/new.alexihome.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/new.alexihome.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/new.alexihome.com\/en\/wp-json\/wp\/v2\/comments?post=14429"}],"version-history":[{"count":1,"href":"https:\/\/new.alexihome.com\/en\/wp-json\/wp\/v2\/posts\/14429\/revisions"}],"predecessor-version":[{"id":14430,"href":"https:\/\/new.alexihome.com\/en\/wp-json\/wp\/v2\/posts\/14429\/revisions\/14430"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/new.alexihome.com\/en\/wp-json\/wp\/v2\/media\/14319"}],"wp:attachment":[{"href":"https:\/\/new.alexihome.com\/en\/wp-json\/wp\/v2\/media?parent=14429"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/new.alexihome.com\/en\/wp-json\/wp\/v2\/categories?post=14429"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/new.alexihome.com\/en\/wp-json\/wp\/v2\/tags?post=14429"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}