Overview Warranty Information Reviews Product Description WhisperComfort®Elbow, Double chambers for exhaust and supply air. Warranty Information NO WARRANTY Product Videos Custom Field Product Reviews Write a Review Write a Review × PANASONIC FV-EB04VE1 WhisperComfort®Elbow, Double chambers for exhaust and supply Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *