Janssens | Automatic Opener for Push Open Side Window or Roof Window arrow shed all-size accessories Melbourne Base Slab Size Guide

Melbourne Base Slab Size Guide

boat or recreational items are safe under the Verona

The Apex Pro has large double entry and double side doors

Shipping Information

The available optional Garden Dome Igloo Summer Canopy Cover provides shade when it’s too hot

Janssens | Automatic Opener for Push Open Side Window or Roof Window arrow shed all-size accessories Melbourne Base Slab Size GuideThe 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