Munster DIY: Airtightness, Building & Ventilation Products Online.
150mm duct kit, with damper & Aluminium grille - Length 1.5 metre
· 1.5 metres of 150mm Semi Rigid Aluminium Ducting
· 1 x 150mm back draught damper
· 4 x 150mm duct clips
· 1 x 150mm External Aluminium grille.