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Specialists in Building Preservation, Building Extension and Building Alteration

Our Services

  • Rising Damp
  • Wet Rot
  • Dry Rot
  • Waterproofing
  • Woodworm
  • Solum Treatments
  • Extensions
  • Loft Conversions
  • Renovations
  • Building Maintnance & Repair
  • Timber Decking

Wet Rot and Dry Rot

MacMillan Preservation's Preservation Division is experienced in the Treatment Dry Rot and Wet Rot. When timber is exposed to prolonged wetting there is a risk of decay by wood rotting fungi. Some fungi require thorough remedial measures, while others require no treatment at all. Correct identification is essential if the right treatment is to be given.

Timber Defects Problem Cause
Wet Rot
Wet Rot
  • Darkened wood with shallow cracks
  • Freshly colonised wood shows distinctive yellow colouring
  • Olive green growths
  • Wood soaked by water leakage
Wet Rot
Wet Rot
  • Shallow cracks
  • Wood breaks into cuboidal pieces
  • White fern like growths
  • High temperature
  • Damp woodwork
Dry Rot
Dry Rot
  • Decayed wood, dull brown in colour
  • Deep cracks along and across the grain
  • Crumbles between Fingers
  • Light in weight
  • Wood embedded in or in contact with wet brickwork
  • Timber in badly ventilated areas

Dry rot in a Bressimer Beam over a bay window Dry Rot
Dry rot in a Bressimer Beam over a bay window and dry rot in main frame heavy section timber beams.

Trade association logos Trust Mark - Government Endorsed Standards Velux 5 Star Installer Federation of Master Builders European Builders Confederation Newton Membranes Soverign Building Chemicals Build Assure

Preservation Division

  • Rising Damp
  • Wet Rot
  • Dry Rot
  • Waterproofing
  • Woodworm
  • Solum Treatments

Building Division

  • Extensions
  • Loft Conversions
  • Renovations
  • Building Maintnance & Repair

We Guarantee

  • 12 month warranty on building works
  • Optional 10 year Masterbond Warranty
  • 30 year guarantee on timber and DPC Treatments
  • Public and employers liability insurance

A company you can trust

  • Member of the Federation of Master Builders (Trust Mark Approved)
  • Build Assure Warranties
  • Member of European Builders Federation
  • Platinum Chemicals Approved Contractor
  • Soverign Chemicals Approved Contractor
  • Westminster Guarantee Protection Scheme
  • Velux 5 Star Installer