Our Extensions

Our Extensions

  • 225mm width DPC beneath timber soleplates
  • Timber soleplates (from DPC level) & headplates
  • External leaf wall ties (supplied only fitted by bricklayer)
  • External wall panels 38×140 C16 (CLS) at 600mm c/c
  • 9mm OSB 3 sheathing boards to cavity side of external panels
  • Reflective breather membrane stapled to external face of OSB
  • Partition noggings
  • Loose roof timber as specified by design
  • Timber frame design services
  • Structural design calculations for the full timber frame package
Timber frame house
Timber frame house extension or annexe under construction in the UK
Exterior Of Modern House With Extension
Exterior Of Modern House With Extension


Why People Are Choosing us

Sterling Timber exceeded our expectations with their attention to detail and efficient installation process. Highly recommended!

Mark, Residential Client


Working with the guys from Sterling was a breeze. Their expertise and professionalism helped make our commercial project a success.

Elizabeth, Residential Developer


I was very Impressed by the quality and durability of the timber frame package provided by Sterling Timber Frames. Its and excellent product.

Greg, General Builder

Stockton on Tees

Contact us

STF – All Your Timber Frame Needs

Call To Ask Any Questions

01642 044930

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