Aluminium Window MB-86 ST

Brand: Aluprof
What you get
  • Excellent thermal insulation parameters
  • Glazing thickness up to 67.5 mm
  • A high strength of the profiles for creating large and heavy structures


View specification
Lead time: up to 8 weeks Find out more

Guarantee included at purchase Find out more

The MB 86 system is recommended for energy-saving construction. It is highly durable and guarantees top aesthetics and excellent thermal and acoustic insulation properties. It creates great design possibilities and allows for the creation of doors that are even 3 meters high. Windows based on the MB-86 system also meet the highest requirements for air permeability as well as water and wind resistance.

MB-86 ST:

  • Window frame installation depth: 77 mm
  • Construction depth: 77 mm
  • Sash depth 77 mm (window) / 86 mm (door)
  • Maximum sash dimensions: 1700 mm x 2400 mm
  • Maximum sash weight: 150 kg
  • Glazing thickness: up to 58.5 mm (frame)/ 67.5 mm (sash)
  • 3-chamber construction with a thermal break
  • Multi-component central gasket perfectly insulating the space between sash and frame
  • High profile strength for making structures of large dimensions and weight


Depth of the frame [mm]77
Maximum thickness of the glazing unit [mm]67.5
Number of chambers3
Number of gaskets2
Opening directionInwards
Wind resistanceC5
Water resistanceE 1500
Acoustic insulation29-38 dB
Air permeabilityClass 4

Our realizations

How it works

Asking for a quote
Number One

Asking for a quote

Press ‘Get a quote’ button and submit your enquiry with the chosen joinery parameters.

Receiving the quote
Number Two

Receiving the quote

Our sales team will return to you with the purchase quote on joinery, delivery/installation costs and the lead time.

Number Three


Our employee will go through all the information included in the offer together with you.

Agreement and Payment
Number Four

Agreement & Payment

It is the stage where we confirm the contract and you make the payment.

Number Five


It’s the time it takes to produce your ordered joinery.

Number Six


This is the shipment period for your ordered products.

Number Seven


If you’re interested in our installation services, we agree on the dates individually.