RETRACTABLE SUPPLY POSTS "RET-EL Microclimate Classic" pressure watertight

The retractable underfloor supply system RET EL Microclimate Classic are patented factory-assembled units complete with waterproof concrete shaft for distribution and supply of consumers with different media. The unique innovative autonomous drainage and climate system is integrated in the schaft. The intelligent microclimate control system ensures protection of the shaft against water control constant temperature and moisture, and enables a safe and reliable use of various electrical and electronic devices and equipment underground.

The special features RET EL microclimate classic are:

Intelligent automatic control and regulation of constant temperature and humidity

drainage without sewer connection or connection to septic tank
The shaft is absolutely waterproof
water and pressure waterproof at the end positions i.e. protected during floods
shaft interior is hermetically sealed against influence of the environment

Operation is by manual cranks.

Connection to sewer system or septic tank is unnecessary!

Cost savings during installation and connection to sewer system.

 RET-EL 6.300 N RET-EL 6.300 H
RET-EL 6.300 H


The essential advantages retractable supply systems RET-EL Microclimate Classic compared to other retractable and underfloor supply post are:


Protection of the shaft inside against:

rain, snow, dirt, sand and dust
surfaces water
reflux for canal water
high water
rodents, insects and vermin


Monitoring and control of a microclimate:

Intelligent automatic control and regulation of constant temperature and humidity in the shaft

shaft insulation in end positions
generating and maintaining constant temperature
generating and maintaining constant moisture level
maximum heat storage
low moisture formation
thermal insulation on the thermal bridges
antifreeze drainage system
protection against rust, oxidation and mildew


protect the lifting mechanism from damage when the lid is not fully closed
LED warning light around the cover
extra protection of electrical equipment in the shaft inside
protection against high water
LCD display with current t ° C and % values
LCD display error messages and system faults
remote monitoring
Visual warning not completely or tightly closed cover