Janssens | Automatic Opener for Push Open Side Window or Roof Window arrow shed all-size accessories with a maximum pull out

with a maximum pull out length of 85"

Shipping Information

Of course like all the Janssens greenhouses

Melbourne Base Slab Size Guide

The Apex Pro has large double entry and double side doors

Janssens | Automatic Opener for Push Open Side Window or Roof Window arrow shed all-size accessories with a maximum pull outThe Janssens Automatic Opener for Push Open or Roof Window is an optional addition to your Push Open or Roof window in your Janssens greenhouse. The black tube is filled with special paraffin oil which expands when the temperature reaches around 72 F and the piston will push the window open. When temperature falls a heavy spring pulls the window closed. No electricity needed! WARRANTY 15 Year Limited Warranty