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Pitched roof Page

K2 SingleRail System 6

K2 SolidRail System 7

K2 Insertion System 8

K2 MultiRail/MultiRail CSM System 9

K2 MiniRail System 10

K2 BasicRail System 11
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Flat roof Page

K2 Dome 6 System 14

K2 Dome Zero System 15

K2 TiltUp Vento System 16

K2 GreenRoof Vento System 17

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Warranty
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We offer a 12-year warranty on all K2 components in the system:

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k2-systems.com/en/warranty
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Facade Page

K2 WallPV FacadeRail System  20

K2 WallPV CarrierRail System 21

K2 WallPV MultiRail System

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MultiRail CSM System

Ground mounted Page

K2 N-Rack System  26

K2 A-Rack/P-Rack System 27

Suitable Unsuitable

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Pitched Roof
 K2 SingleRail System
Extensive range of rails suitable for various load cases and many spans. Direct lateral connection to the rail
enables fast and cost-effective installation. Individual height adjustment provides additional flexibility during
installation.

Roof tiles and slate

• Roof hooks for the majority of clay tiles,
pantiles and concrete roof tiles
• Simple height adjustment on base plate,
cantilever or on slotted hole connection
• 80% of all applications can be solved
with SingleHook 3S or 4S

Corrugated fibre cement and

corrugated sheet metal
• For all corrugated fibre cement and corrugated sheet
metal roofing with wooden substructure
• Secure sealing on the roofing
• Climber connection
• abZ (general technical approval) in Germany

Standing seam
• Multitude of application possibilities: Double standing
seam, angled seam, snap seam and round seam
• Direct lateral rail connection
• Penetration-free assembly

Bitumen
• Mounting with the SpliceFoot
• Fastening in the rafter or in the wooden boarding
• Watertight sealing due to butyl layer pre-mounted on
the component

Further information,
all technical data and
components

6
 K2 SolidRail System
Extensive range of rails suitable for various load cases and many spans. Can be easily and quickly installed on brick,
corrugated sheet metal and sheet metal folds.

Roof tiles and slate

• Roof hooks for the majority of clay tiles, pantiles and
concrete roof tiles
• Stainless steel roof hooks for tiles with low
machining possibilities
• Flexibility is ensured by the adjustable connection in
order to be able to install even with narrow rafters or
different heights

Corrugated fibre cement and

corrugated sheet metal
• For all corrugated fibre cement and corrugated sheet
metal roofing with timber or steel substructure
• Secure sealing at the roofing
• abZ (general technical approval) in Germany

Trapezoidal sheet metal

• Mounting with solar fasteners on trapezoidal sheet
metal and sandwich element roofing.
• Fastening in the steel or wooden substructure
• abZ (general building approval) in Germany.

Standing seam
• Many application possibilities: Double standing seam,
angled seam, snap seam and round seam
• Penetration-free assembly

Further information,
all technical data and
components

7
 K2 Insertion System
For a shapely overall appearance without the need for module clamps. The closed surface forms an attractive
roof construction with no gaps or additional edges. Lightning-fast installation of modules due to unique rail profile
without screws, module clamps or assistance.

Roof tiles and slate

• Roof hooks for majority of clay tiles, pantiles and
concrete tiles as well as roofing tiles
• Simple height adjustment on base plate or bracket
• 80% of all applications can be solved with SolidHook
3S+ or 4S+ solvable

Corrugated fibre cement and

corrugated sheet metal
• For all corrugated fibre cement and corrugated sheet
metal roofing with wooden substructure
• Climber connection possible
• abZ (general technical approval) in Germany
• Further connection with MultiRail CSM on corrugated
sheet metal possible

Trapezoidal sheet metal

• Connection with MultiRail mounting rail
• Simple assembly and quick planning with few
components

Further information,
all technical data and
components

8
 K2 MultiRail System
Roof connection and mounting rail in one component. Quick planning with little use of materials is possible.
The system can be easily installed on pitched roofs from 5 - 75° with trapezoidal sheet metal and corrugated sheet
metal. No pre-drilling or time-consuming fixing in the roof substructure is necessary during installation.

K2 MultiRail
• Mounting with only one component on trapezoidal
sheet metal and sandwich elements
• Short rail available in different lengths for different
applications such as high load requirements

K2 MultiRail CSM
• Quick and easy installation on corrugated sheet
metal
• Various lengths available

System-Highlights
With elevation for more yield RailUp for more profit
• Combination of the MulitRail and components from • Elevation results in improved ventilation of the
our flat-roof system Dome 6 modules and thus the possibility for higher yields
• Better irradiation angle and thus higher yield • Easy installation of micro-inverters and power
optimisers

Further information,
all technical data and
components

9
 K2 MiniRail System
The system's compact dimensions allow for small packing dimensions and low weight. This results in optimised
storage and easy transport. No pre-drilling or time-consuming fixing in the roof substructure is necessary during
installation.

K2 MiniRail MK2
• Simple and fast installation due to a small range of
components required
• MK2 rail channel enables mounting with the same
module clamp on all pitched roof systems

K2 MiniFive MK2
• Additional 5° inclination possible with easy to install
MiniFive MK2
• Improved rear ventilation and more yield
• Optimisation of module inclination and angle
of incidence

System-Highlights
RailUp for more yield
• Elevation results in improved ventilation of the
modules and thus the possibility for higher yields
• Easy installation of micro-inverters and power
optimisers

Further information,
all technical data and
components

10
 K2 BasicRail System
Only four installations steps required and suitable for high loads. Controlled thermal expansion in rail direction
through the floating rail fixation of the BasicClip. The system has general building authority approval (abZ) in
Germany. No pre-drilling or time-consuming fixing in the roof substructure is necessary during installation.

Controlled linear expansion

• The floating rail fixation of the BasicClip results in a
controlled thermal expansion of the rail.
• No transfer of forces to the roof cladding

System-Highlights
Landscape mounting option Mounting on sandwich panels
• Landscape mounting is possible with the K2 AddOn • BasicRail System suitable for sandwich roofs
• Seamless module blocks without additional rail layer • abZ (general building authority approval) for
FischerTHERM sandwich elements
• High installation speed of the BasicRail system and
direct fastening in the sandwich elements

RailUp for more yield

• Elevation results in improved ventilation of the
modules and thus the possibility for higher yields
• Easy installation of micro-inverters and power
optimisers

Further information,
all technical data and
components

11
Flat Roof
 K2 Dome 6 System
Suitable for the majority of flat roof coverings. Ballast optimisation through good aerodynamics and wind tunnel tests.
A secure anchoring with fixed connection can be carried out on roofs with more than 3° or low load reserves. With an
elevation of 15° (exclusively with the S-dome variant), a better angle of incidence can be created.

K2 Dome 6 Xpress
• Super-fast assembly in just a few steps
• Time-saving alignment of the rails with
Dome Speed Spacer
• Snap-in function for peaks and tool-free
rail connectors

K2 Dome 6 Classic
• For mounting standard size PV modules and flexible
row spacing
• Easy mounting with many obstacles for full
utilisation of the roof area

K2 Dome 6 Classic LS
• Suitable for higher wind/snow loads and for larger
modules up to 2390 × 1170 mm.
• Mounting on the long side of the module

Further information,
all technical data and
components

14
 K2 Dome Zero System
For roof-parallel mounting using many of the Dome 6 components. A secure anchorage with fixed connection can be
made for roofs with more than 3° and low load reserves.

System-Highlights
Roof pitch up to 10° Few components
• Dome FixPro S fixed connection enables use on roofs • Majority of components compatible with Dome 6
with a pitch of up to 10°. System
• For the elevation a 0° peak is used

Less ballast
• Ballast-optimised with good aerodynamics and wind
tunnel tests
• Enables use on roofs with low load reserves in
combination with Dome FixPro S

Further information,
all technical data and
components

15
 K2 TiltUp Vento System
Many different module arrangements as well as 3 different inclination angles (20°, 25°, 30°) are possible. Due to the
flexible connection via ballasting with concrete foundation or as direct connection with concrete anchors, it can be
mounted on many roofs.

System-Highlights
Different roof connections 3 different inclination angles
• Ballasted with concrete foundation • All module arrangements available in 3 inclination
• Direct connection with concrete anchors possible angles: 20°, 25° and 30°
• Component connections are the same throughout

Different module designs Few components

• Portrait/landscape mounting possible with the • Sophisticated system with well thought-out
same components connections with few components
• Clamping on the short or long module side • Enabling systemic storage

Further information,
all technical data and
components

16
 K2 GreenRoof Vento System
Clever solution with a fixed stand on green roofs. Flexible module orientation and choice of mounting angle.
Optimum conditions for plants thanks to large distances from the roof to the module.

System-Highlights
Flexible assembly Reduction in maintenance work
• Module orientation in portrait or landscape • Sufficient distance between the module and the roof
• Flexible elevation: up to a module size surface reduces the amount of maintenance required
of 2,400mm x 1,350mm, elevation of for the green roof
10° and 15° possible
• Ensures optimum accessibility underneath the
modules, as installation is possible both in an east/
west direction and in a V-shape Existing components
• Spacing between module rows can also be variably • Installation with existing K2 components
positioned for east/west installation, allowing flexi- • Derivation of the existing TiltUp Vento system and
ble adaptation to the roof structure geometry therefore simple and familiar installation steps

Further information,
all technical data and
components

17
Facade
 K2 WallPV FacadeRail System
The FacadeRail system offers the most flexible solution for facades made of
solid masonry or concrete.

Flexible installation system with wall

brackets for connection to the facade
• Solid masonry or concrete: many approved brackets
compatible
• Ventilated curtain wall facade, also in combination
with ETICS (External thermal insulation composite
system)

System-Highlights
Solution for facades with ETICS Compatible with various consoles
• Designed for combination with ventilated rainscreen • Designed for the most common facade consoles
facades • Wide range of applications due to high compatibility
• Support rail can be mounted on ETICS with consoles • Similar mounting principle and therefore seamless
integration of the photovoltaic system into the facade

Closed surface with InsertionRails

• Elegant overall appearance thanks to silver or black
InsertionRails
• Lightning-fast and secure installation with
guaranteed rear ventilation

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 K2 WallPV CarrierRail System
Facades with sandwich panels are a major field of application for vertical photovoltaic systems, and our
­solution is the CarrierRail system for FischerTHERM Carrier® panels from Fischer Profil GmbH.

Facades with FischerTHERM Carrier®

• The solution for facades with FischerTHERM Carrier®
sandwich panels on large commercial buildings
• Can be combined with facade cladding

System-Highlights
Fast, secure fixing Closed surface with InsertionRail
• Installation with building authority-approved sheet • Elegant overall appearance thanks to silver or black
metal screws that are tried and tested in the rooftop InsertionRail
sector • Lightning-fast and safe installation with guaranteed
• Simple installation thanks to the MK2 rail channel rear ventilation
and familiar K2 installation principles

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 K2 WallPV MultiRail System
One of the most common facade claddings in the Industrial and agricultural industries is trapezoidal or corrugated
sheet metal. For these materials, we rely on our tried and tested MultiRail. We offer an efficient and easy to install
wall fastener.

InsertionRail
• Large scale possible for commerical construction
projects
• Attractive overall appearance thanks to closed
­surface with silver or black InsertionRails
• Lightning-fast and secure installation of the modules
on the facade

FacadeClamp module clamps

• Efficient and flexible realisation of smaller systems in
workshops or mixed-use buildings

System-Highlights
Established system Universally compatible
• Many advantages and high safety thanks to proven • InsertionRail and FacadeClamp systems can be used
system from the rooftop sector for the majority of trapezoidal and corrugated sheet
metal profiles
• Simple installation thanks to wall connection and
mounting rail in one component • Suitable for warehouses, halls, commercial projects
and agricultural buildings – large or small

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Notes

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Ground mounted
 K2 N-Rack System
Fundamentally clever: Systematic ground mounted solutions

Simple, flexible and quick installation

• Fixing with concrete or driven pile foundation
• Multiple inclination options: 15° and 20°
• Flexible and customised solution for a wide range of
requirements

System-Highlights
Multiple foundation options Fast and flexible installation
• Installation directly in the ground or on driven piles • Uncomplicated and quick installation
foundations • Best results in a short time
• Quick and cost effective solution using driven pile
foundations

Multiple inclination options Future-oriented sustainability

• Inclination of 20°: Installation of two rows of • Sustainable thanks to outstanding recyclability
modules and CO2-optimised production
• Inclination of 15°: possibility of installing three • Time saving due to very easy handling
rows of modules

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 K2 A-Rack/P-Rack System
Solution for small ground-mounted projects and off-grid systems.
Pre-assembled components for 15°, 20° or 25° Inclination.

System-Highlights
Universal use Different Inclination
• Suitable for almost all floors • Inclinations of 15°, 20° or 25° possible -
• No planning necessary with only one set
(Assembly packages for 14 - 16 modules) • Flexible use by shortening the support struts to size

Easy transport P-Rack: with raised elevation

• Packed as pallet goods and transport on pick-up • Splash water protection of the modules
vehicles possible (max. rail length 1.9 m) • Higher incidence of light on the substrate

Further information,
all technical data and
components

27
 k2-systems.com

K2 Systems GmbH
Industriestraße 18 · 71272 Renningen · Germany
+49 (0) 7159 - 42059 - 0 · info@k2-systems.com

Product Brochure EN V2 | 0124 · Subject to change

Product illustrations are exemplary and may differ from the original.