Sayyed Mohammad Al-Musawi, Sayyed Mohammad al-Musawi is originally from Iraq and heads up the World Ahlul Bayt Islamic League in London. Other than being involved in various humanitarian projects, he frequently responds to... Answered 2 years ago
If this foam substance covers any part of Wudu preventing water from reaching, then it becomes an obstacle and must be removed to perform a valid Wudu.
Wassalam.