Hello,
Unfortunately, we have moisture damage on both sides of the front door and the patio door. The house was built in 1998, and I purchased it last year. Last year, the side walls where there is no terrace or front door were sealed with a thick Botazit coating and Delta Drain Quadro dimpled membrane—so, the areas without tiles. I have attached two photos of the front door. Where could the moisture be entering, and how can I seal it? What further steps can I take?
Thank you for your help!
fini


Unfortunately, we have moisture damage on both sides of the front door and the patio door. The house was built in 1998, and I purchased it last year. Last year, the side walls where there is no terrace or front door were sealed with a thick Botazit coating and Delta Drain Quadro dimpled membrane—so, the areas without tiles. I have attached two photos of the front door. Where could the moisture be entering, and how can I seal it? What further steps can I take?
Thank you for your help!
fini
B
Bauexperte9 Oct 2011 11:15Hello,
It’s not helpful if users here try to guess, as the causes of moisture damage are too varied; you should consult a professional as soon as possible. They will advise you on how to control the penetrating water.
Kind regards
fini schrieb:
does no one have any idea what I can do.
It’s not helpful if users here try to guess, as the causes of moisture damage are too varied; you should consult a professional as soon as possible. They will advise you on how to control the penetrating water.
Kind regards
T.H. schrieb:
The damage at the bottom of the front door is entirely caused by weather exposure.
Based on the weather damage, I suspect the house faces the weather side (south or west side). Maintenance and care for sensitive, weather-exposed components is always relatively high in such locations.
- A wide drain channel (20 cm deep) with a water gutter would prevent damaging splash water or standing water from reaching the front door.
- The paving should always have a slight slope away from the house.
- A porch roof (e.g., glass entrance canopy) as a structural weather protection would further improve the situation.
Regards,
T.H.
Can you also recommend a drain channel?
So far, I found: ACO drainage channel Galaline.
A glass canopy is already installed. The door faces southwest,
so rain often comes in from the side...
It’s not easy with the paving because there is no slope away from the house...
What is the best way to seal the transition from the drain to the door threshold?
How should I embed the drain channel ideally?
The building expert, who is the surveyor, said I should just reapply the silicone, but that can’t be it. I want to do it properly...
fini
B
Bauexperte9 Oct 2011 12:28Hello,
Then send that person away and find a real expert in the field of "building moisture," not a window installer 🙄
Kind regards
fini schrieb:
Bauexperte, the expert said I should just reapply the silicone; that can’t be the problem. I want to do it properly ...
Then send that person away and find a real expert in the field of "building moisture," not a window installer 🙄
Kind regards
fini schrieb:
can you also recommend a channel drain?
so far I have found: ACO drainage channel GalalineThe common battery channel drains are too narrow; a stainless steel grate at least 20 cm (8 inches) deep (vertical flat steel with longitudinal round steel bars) looks sleek and offers low susceptibility to splash water. The grate can be placed well on concrete edge stones.fini schrieb:
the tiles are not easy, since there is no slope away from the house....That is exactly what matters, otherwise the risk of building damage is always present. Water must be structurally diverted away from the house. This is an aspect that is often overlooked by many homeowners and planners.fini schrieb:
how do I best seal the transition from the channel to the door threshold?
how do I best embed the channel?I would direct this question to a professional tiler’s company; please avoid asking in hardware stores.Best regards
T.H.
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