Comparing Liniar, Rehau and Profile 22 systems

Liniar, Rehau and Profile 22 are all well-known brands in the uPVC window and door industry. Each of them offers a range of profiles for windows and doors, with different features and benefits. Here's a quick overview:

  • Thermal Efficiency: All three brands offer excellent thermal performance, with multi-chamber designs that reduce heat loss.

  • Security: Each brand provides robust security features, including multi-point locking systems.

  • Design Flexibility: Liniar, Rehau, and Profile 22 offer a wide range of styles and finishes to suit different architectural needs.

  • Durability and Maintenance: Rehau and Profile 22 are especially known for their durability and low maintenance needs, while Liniar emphasizes sustainability with recyclable materials.

When choosing between these brands, your decision will likely depend on specific factors such as budget, aesthetic preferences, and the specific requirements of your building project.

Chamfered system

Sculptured system

Flush systems

Outer frame sizes

Add-on sizes

Cill sizes

Double glazed

Triple glazed

Double glazed U-value

Triple glazed U-value

Smart home options

Yes

Yes

Yes

57 / 77

10 / 20 / 50

85 / 150 / 165 / 180 / 225

28mm

40mm

1.3 W/m2K

1.0 W/m2K

No

Yes - TOTAL C

Yes - TOTAL S

Yes - TOTAL F

52 / 62 / 72

15 / 45

95 / 150 / 180 / 225

28mm

36mm

1.4 W/m2K

1.1 W/m2K

No

Yes - Optima

Yes - Optima

Yes - Optima

50 / 60 / 70

15 / 20 / 35 / 50

85 / 110 / 150 / 180 / 225

28mm

36mm

Yes - KUBU

The Aluminium Frame for the Future – Smart Alitherm 400

Alitherm 400 is designed for diverse applications, encompassing new builds, refurbishments, residential, and light commercial projects. It features Smart’s innovative Quick-Glaze Beads with an integrated gasket, ensuring efficiency. Profiles and beads come with a pre-extruded glazing gasket, enhancing the installation process.

The Alitherm 400 window system offers a range of configurations including fixed, side-hung, top-hung, and flush casement styles. Designed for efficient fabrication and installation, it features both flush and chamfered profiles. The flush option supports off-set, face-mounted espagnolette locks, while the chamfered profile, equipped with a eurogroove, accommodates in-line espagnolette locking mechanisms.

The Alitherm 400 doors, available in both open-in or open-out configurations and single or double door options, seamlessly integrate with our window range. They feature stylish lines and are designed for ease of fabrication and installation. These doors can be enhanced with Smart’s Designer Door Panels and a selection of standard door furniture, including colour matched lever handles and Quantum stainless steel hardware, crafting sophisticated and modern entrance solutions.

  • Co-extruded gaskets now available in sashes, outer frames and Smart Quick-Glaze Beads for easier fabrication and faster installation

  • Choice of standard, slim line, flush and heritage style sashes

  • Tilt Turn window option now available

  • Fully compliant with changes to Document L of the building Regulations

  • PAS 24:2022 Approved – enhanced security for aluminium windows and doors

  • Unrivalled Choice of Colour

  • Suitable for Residential and Light Commercial Properties

Smart Heritage - the classic look

Our Heritage aluminium windows are the perfect replacement for existing steel windows.  Designed to replicate the slim sight-lines and aesthetics of traditional steel windows, they are manufactured by us  from thermally broken aluminium profiles.

These windows provide enhanced security and thermal efficiency at a reduced cost. Their classic appearance fits well in listed buildings and conservation areas, and they can be customized to any period property.

These windows can be used in a variety of projects, from new constructions to renovations, both residential and commercial. Preserve your clients property’s unique character with our Heritage Window Range.