The Greenwood Airvac 4000S White Internal Slot Vents are high-quality casement window vents designed for any room in your home. With a manufacturer warranty of 1 year. The sleek white design both on the interior and exterior ensures a seamless fit with your existing windows. Perfect for replacement projects, these 400 mm long vents feature venting capabilities for improved circulation in your space. Trust in the Greenwood Airvac brand for reliable window solutions.
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