Vaillant 125mm Standard Horizontal Flue Kit 303209

Vaillant HE 125 mm air flue duct kit (Stock Code: 303209) including elbow and terminal for safe and efficient flue gas venting. Designed for high-efficiency Vaillant boilers, this complete flue system ensures compliant, reliable exhaust through walls or roofs. Ideal for domestic central heating installations requiring secure, easy-to-fit flue components.