Standard Kit Range

SIP Kits

Seven standard kits — from compact studios to our dedicated Golf Simulator & Leisure Room special. Each CNC-cut to precision, ready to erect on site. Choose your size, choose your package, and we'll deliver everything you need.

All kits include CNC-cut panels, splines & fixings

Nationwide deliveryBespoke sizes availableISO 9001 certified

SIP Kit Only

Everything you need to erect the structural shell of your garden room. Perfect for DIY enthusiasts, builders and installers who source their own cladding and joinery.

  • CNC-cut SIP floor panels
  • CNC-cut SIP wall panels
  • CNC-cut SIP roof panels
  • Structural timber splines
  • Panel fixings & adhesive
  • Full cutting list & drawings

Kit + Package

The complete supply package. Everything in the SIP Kit, plus cladding, windows, and doors — ready for your installer to fit. Prices are available on request.

  • Everything in SIP Kit Only
  • Timber or composite cladding
  • Double-glazed window units
  • Insulated door set(s)
  • Delivery to site nationwide

Contact us for Kit + Package pricing

All prices are ex-VAT and subject to confirmation. Contact us for a formal quotation.

Our Standard Range

Seven sizes — including our dedicated Golf Simulator & Leisure Room special. SIP Kit Only prices shown; Kit + Package pricing available on request. All CNC-cut to precision. Click "Specification" on any card to see full technical details.

The Cannock — The Compact Studio
Most Compact
9 m²

The Compact Studio

The Cannock

Kit Only From

£3,200

The perfect starting point. Compact enough to fit in almost any garden, yet spacious enough for a fully equipped home office or creative studio. The Cannock delivers premium SIP performance in a neat, unobtrusive footprint.

Home Office
Hobby Room
Art Studio
Meditation Space

SIP Kit Only

£3,200

Panels + splines + fixings

Kit + Package

Price on Request

Contact us for a price

The Lichfield — The Versatile Retreat
Best Seller
12 m²

The Versatile Retreat

The Lichfield

Kit Only From

£3,950

Named after our home town, The Lichfield adds a metre of width to give you a genuinely usable rectangular space. Ideal as a garden office with room for a desk, storage, and a comfortable chair — or as a yoga and wellness studio.

Garden Office
Yoga Studio
Reading Room
Music Room

SIP Kit Only

£3,950

Panels + splines + fixings

Kit + Package

Price on Request

Contact us for a price

The Ashfield — The Popular Choice
Most Popular
15 m²

The Popular Choice

The Ashfield

Kit Only From

£4,950

The most popular size in our range. At 15m², The Ashfield gives you a genuinely spacious room that can comfortably accommodate a sofa, desk, and dining table — making it the go-to choice for garden rooms that need to do it all.

Garden Room
Home Office
Games Room
Gym

SIP Kit Only

£4,950

Panels + splines + fixings

Kit + Package

Price on Request

Contact us for a price

The Stafford — The Entertainer
Great Value
20 m²

The Entertainer

The Stafford

Kit Only From

£5,800

Step up to 20m² and the possibilities multiply. The Stafford is the entertainer's choice — wide enough for a full bar setup, a home gym with equipment, or a premium games room. The extra depth transforms how the space feels and functions.

Bar & Entertainment
Home Gym
Games Room
Cinema Room

SIP Kit Only

£5,800

Panels + splines + fixings

Kit + Package

Price on Request

Contact us for a price

The Tamworth — The Annexe
Upgraded Spec
24 m²

The Annexe

The Tamworth

Kit Only From

£6,950

At 24m², The Tamworth crosses the threshold from garden room into genuine living space. Upgraded to 122mm wall panels and 147mm roof panels for superior thermal performance, this kit is designed for year-round habitation — bedroom, living area, and kitchenette.

Garden Annexe
Guest Suite
Holiday Let
Home Office

SIP Kit Only

£6,950

Panels + splines + fixings

Kit + Package

Price on Request

Contact us for a price

The Burntwood — The Statement Build
Flagship
28 m²

The Statement Build

The Burntwood

Kit Only From

£7,950

The flagship of the Premier Sips standard range. At 28m², The Burntwood commands attention and delivers maximum space, maximum light, and maximum impact. With large sliding doors and four window openings, this is a building that becomes the centrepiece of any garden.

Premium Garden Room
Large Annexe
Commercial Space
Showroom

SIP Kit Only

£7,950

Panels + splines + fixings

Kit + Package

Price on Request

Contact us for a price

The Belfry — The Golf Simulator & Leisure Room
Golf Simulator Special
31.5 m²

The Golf Simulator & Leisure Room

The Belfry

Kit Only From

£9,950

Named after one of the UK's most iconic golf venues — just 12 miles from our Lichfield factory. The Belfry is our dedicated golf simulator and leisure room kit. At 31.5m² with a vaulted SIP roof reaching 3.2m at the apex, it delivers the ceiling height demanded by every major golf simulator manufacturer, with room for a full bar setup and 19th hole lounge.

Golf Simulator Room
Bar & Entertainment
Home Cinema
Sports Lounge

SIP Kit Only

£9,950

Panels + splines + fixings

Kit + Package

Price on Request

Contact us for a price

Need Something Different?

BESPOKE KITS
ANY SIZE. ANY SHAPE.

Our standard range is just the starting point. Because every panel we produce is CNC-cut, we can manufacture kits to any dimension — including non-rectangular footprints, circular windows, arched openings, and complex roof geometries. Send us your drawings and we'll turn them into a precision-manufactured kit.

CNC cutting a bespoke SIP panel
UK Manufacturing

SIP PANELS & STRUCTURES
MANUFACTURED IN THE UK

Premier SIPs specialises in the manufacture of high-performance Structural Insulated Panels (SIPs) and complete SIP building structures for residential and commercial projects across the UK. From home extensions and self-builds to large-scale developments, we provide precision-engineered SIP systems manufactured to your exact requirements.

Trusted UK Installer Network

We work alongside a growing network of vetted SIP installers throughout the UK, helping customers connect with experienced professionals to erect and complete their projects.

Precision CNC Manufacturing

Every panel in every kit is CNC-cut to exact tolerances at our Lichfield factory. No hand-cutting, no waste, no guesswork — just precision-manufactured components that fit first time.