instant build Warranties

What Our Warranty Includes

We offer a comprehensive, back-to-back warranty on all materials and components incorporated into your building. Each item is backed by its respective manufacturer’s guarantee, ensuring durability and adherence to UK and EU standards.

Additionally, we keep a complete stock of replacement parts for items subject to wear and tear, allowing you to reduce downtime and preserve your building’s integrity over the long term.

Cold-Formed Steel Frame Warranty

Fabricated in the UK with fully CE marked components to BS EN 1090
Designed and manufactured to Eurocode standards (BS EN 1991 / EC3 & EC9)
Structural steelwork meets all legal and safety requirements for UK buildings

Brick Slips

A brick slip is a thin slice of brick, typically around 15-30mm thick, designed to replicate the appearance of traditional brickwork but with a lighter and more versatile application.

25 Year Replacement Warranty.

Premium Cladding

Composite wall cladding is manufactured
from recycled materials, helping to reduce
environmental impact. Each board consists of a mix
of recycled hardwood fibres and recycled plastic,
providing long-lasting, low-maintenance benefits.

10 Year Guarantee

EXTERNAL WALL INSULATION

The installation process involves fixing a layer of insulation material to the external walls of a property, and covering it with reinforcement and a special render in a range of decorative finishes.

25 Year Insurance Backed Gaurantee

25 YEAR EPDM MEMBRANE WARRANTY

A ROOFING MATERIAL WITH A LIFE EXPECTANCY IN EXCESS OF 50 YEARS

Our guarantee covers the full range of Rubber Roofing Direct EPDM stock, including their in-house brand, FlexiProof, which offers a fantastic 25-year membrane warranty.

FlexiProof One Piece – 25-year membrane warranty
FlexiProof Fleece Backed – 25-year membrane warranty

Skylights – Single, Double & Triple Skin Options

Key Features:

Up to 200x stronger than glass
Excellent light transmission and impact resistance
UV protection blocks 98% of harmful rays
Available in multiple thicknesses and profiles
10-year light transmission warranty
13-year weather breakage warranty

Kingspan KS1000 RW® Warranty Packages

Kingspan offers up to 40 years of warranty protection across all key performance areas:

Tata Steel Trisomet® with Platinum Plus® Guarantee

25-year comprehensive system warranty covering the entire building envelope
Includes:

Trisomet® insulated panels
Colorcoat HPS200 Ultra® or Prisma® finishes
Stainless steel fixings
Roof lights, sealants, fillers, flashings, gutters, and fall arrest systems
Direct warranty issued to the building owner by Tata Steel
Site inspections conducted by technical experts to ensure full compliance
Custom support for specifications, tender packages, and contractor recommendations

Performance Area	Warranty Duration
Thermal Performance	Up to 40 years
Structual Intergrity	Up to 40 years
Coating & Finish Durability	Up to 40 years

Double Glazed Windows & Doors

We use Profile 22 Systems for our PVC-u window and door frames, offering long-term durability and performance.

Component	Warranty Coverage
Frames	10 years – colour stability, shape, impact strength
Sealed Glass Units	Sealed Glass Units
Hardware & Furniture	1 year – operational performance

12-Month Workmanship Guarantee

At Instant Build, we stand behind our craftsmanship with a comprehensive 12-month workmanship guarantee on all buildings, extensions, and custom designs.

Coverage Includes:

Installation mistakes
Structural misalignments
Defects resulting from workmanship errors

Exclusions:

Material defects (covered by manufacturer warranties)
Damage caused by third-party modifications or alterations
Damage from improper handling or misuse after installation
Structural movement or events beyond our control (such as floods, earthquakes)

Please note, the strength of our workmanship guarantee reflects the expertise of our team. With over 25 years of experience, Instant Build is committed to delivering outstanding service, technical excellence, and dependable aftercare.

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