S4 RooFit Large Lateral Extension (ART2601)

Description

The S4 RooFit Large Lateral Extension extends the horizontal reach of the S4 universal base plate, allowing installers to adapt the array width to any panel size without redesigning the layout.

As part of the system's horizontal extension rail set, it provides full compatibility with all panel widths, giving complete on-site layout freedom.

Horizontal Extension

Function

All Panel Widths

Compatibility

12°–70°

Roof Pitch

10 Years

Warranty

Black

Colour

UK

Origin

Check Against Short Variant

This is the standard-length Large Lateral Extension. A shorter version for use specifically with the Vertical Extension (ART2604) is sold separately as ART2605. Confirm which is required for your layout before ordering.

Full Width Universality

Extends the base frame to fit any panel width with no format limitation.

No Redesign Needed

Adapt array layouts on site without reworking the base configuration.

Consistent Finish

Maintains a continuous, weather-resistant edge across the extended array.

Simple Assembly

Engineered to integrate seamlessly with the S4 universal frame and flashing components.

Reduced Battens in Landscape Mode

Supports the system's design goal of needing only one horizontal batten between rows.

Durable Construction

Built from PP, aluminium and stainless steel for long-term outdoor performance.

Technical Specification

MPN

ART2601

Component type

Horizontal (lateral) extension

Used with

S4 Universal Frame (ART2600)

Colour

Black

Material

PP, aluminium and stainless steel (100% recyclable)

Operating temperature range

-20°C to +85°C

Compatible roof pitch

12° to 70°

Warranty

10-year manufacturer warranty, durability exceeding 25 years

Manufacture

Made in UK

Frequently Asked Questions

What is the difference between ART2601 and ART2605?

ART2601 is the standard Large Lateral Extension used with the base frame. ART2605 is a shorter version of the same extension, specifically designed for use with the Vertical Extension (ART2604).

Can this be combined with the Small Lateral Extension (ART2602)?

Yes, lateral extensions can be combined as needed to reach the required array width, in line with the manufacturer's installation manual.

Is the Large Lateral Extension compatible with other in-roof mounting brands?

The Large Lateral Extension is designed specifically as part of the S4 RooFit universal mounting system and is not intended for use with third-party in-roof rail or clamp systems.

What roof pitches is the S4 RooFit system suitable for?

The system is rated for roof pitches from 12° to 70°, in line with the manufacturer's installation manual.

Does this component carry a warranty?

Yes. S4 RooFit components are backed by a 10-year manufacturer warranty, with a design life exceeding 25 years.

Where is the S4 RooFit system manufactured?

The S4 RooFit system is manufactured in the UK and is BBA and MCS certified.

BTU Calculator

BTU & WATT Calculator

Room Dimensions

Length (in m):

Width (in m):

Height (in m):

Room Type

Living Room

Bedroom

Kitchen

Bathroom

Conservatory

Hallway

Glazing Type

Single Glazed

Double Glazed

Triple Glazed

External Walls

0 Wall

1 Wall

2 Walls

3 Walls

4 Walls

Insulation Level

Poor

Average

Good (New Build)

Calculate

Required Heating

0

Watts

0

BTUs