draft limiter z4 130 x 190 mm Ausdehnungsgefäß or overcast skies

or overcast skies

the system remains safe and reliable

38 flat-plate solar thermal collector package is a modern and sustainable solution for generating reliable heat energy from solar power

0 kW Energy consumption (A7/W35) 0

heating can be managed efficiently – all without time-consuming manual intervention

draft limiter z4 130 x 190 mm Ausdehnungsgefäß or overcast skiesTrain limiter Z4 130 x 190 mm The Upmann Z4 draft regulator is approved for use with oil, gas, and all solid fuels, whether in new installations, renovations, or all conventional systems. These systems require a specific and constant negative pressure for operation. If the chimney draft exceeds the value for optimal draft, the damper of the chimney draft regulator opens, reducing the negative pressure by allowing additional air to flow in. Once the