Timber & Piles

Construction to farms, DIY projects and more, our timber range and timber beams have got you covered. We have exactly what you need for retaining walls and house piles.


Treated from H3.2-H6 and in a wide range of sizes and specifications, you can be assured that we’ll find you the right product.

Untreated - Mitchpine can also provide an untreated option for various dimensions and lengths.



check out a retaining wall made using our products New Button

Treatment: H3.2, H4, H5, H6


Sizes: Other lengths and sizes available on request


Grade: SG8, Frame 1, 2, merch and industrial


State: Treated wet, untreated, cut to length

outdoor rough sawn timber

Length (m) 1.8 2.1 2.4 3.0 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6.0 6.3 6.6 7.2 7.5
50x25mm check check check check check check check check check check check check check check check check check check
75x25mm check check check check check check check check check check check check check check check check check check
100x25mm check check check check check check check check check check check check check check check check check check
150x25mm check check check check check check check check check check check check check check check check check check
200x25mm check check check check check check check check check check check check check check check check check check
250x25mm check check check check check check check check check check check check check check check check check check
300x25mm check check check check check check check check check check check check check check check check check check
Length (m) 1.8 2.1 2.4 3.0 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6.0 6.6 7.2 7.5
100x30mm check check check check check check check check check check check check check check check check check
125x30mm check check check check check check check check check check check check check check check check check
150x30mm check check check check check check check check check check check check check check check check check
Length (m) 1.8 2.1 2.4 3.0 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6.0 6.6 7.2 7.5
100x40mm check check check check check check check check check check check check check check check check check
125x40mm check check check check check check check check check check check check check check check check check
150x40mm check check check check check check check check check check check check check check check check check
200x40mm check check check check check check check check check check check check check check check check check
Length (m) 1.8 2.1 2.4 3.0 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6.0 6.6 7.2 7.5
50x50mm check check check check check check check check check check check check check check check check check
75x50mm check check check check check check check check check check check check check check check check check
100x50mm check check check check check check check check check check check check check check check check check
125x50mm check check check check check check check check check check check check check check check check check
150x50mm check check check check check check check check check check check check check check check check check
200x50mm check check check check check check check check check check check check check check check check check
250x50mm check check check check check check check check check check check check check check check check check
300x50mm check check check check check check check check check check check check check check check check check
Length (m) 1.8 2.1 2.4 3.0 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6.0 6.6 7.2 7.5
100x75mm check check check check check check check check check check check check check check check check check
125x75mm check check check check check check check check check check check check check check check check check
150x75mm check check check check check check check check check check check check check check check check check
200x75mm check check check check check check check check check check check check check check check check check
250x75mm check check check check check check check check check check check check check check check check check
300x75mm check check check check check check check check check check check check check check check check check

BEAMS

Length (m) 1.8 2.1 2.4 3.0 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6.0 6.6 7.2 7.5
100x100mm check check check check check check check check check check check check check check check check check
150x100mm check check check check check check check check check check check check check check check check check
200x100mm check check check check check check check check check check check check check check check check check
250x100mm check check check check check check check check check check check check check check check check check
300x100mm check check check check check check check check check check check check check check check check check
Length (m) 1.8 2.1 2.4 3.0 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6.0 6.6 7.2 7.5
125x125mm check check check check check check check check check check check check check check check check check
Length (m) 1.8 2.1 2.4 3.0 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6.0 6.6 7.2 7.5
150x150mm check check check check check check check check check check check check check check check check check
200x150mm check check check check check check check check check check check check check check check check check
250x150mm check check check check check check check check check check check check check check check check check
300x150mm check check check check check check check check check check check check check check check check check
Length (m) 1.8 2.1 2.4 3.0 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6.0 6.6 7.2 7.5
200x200mm check check check check check check check check check check check check check check check check check
Length (m) 1.8 2.1 2.4 3.0 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6.0 6.6 7.2 7.5
250x250mm check check check check check check check check check check check check check check check check check
Length (m) 1.8 2.1 2.4 3.0 3.3 3.6 3.9 4.2 4.5 4.8 5.1 5.4 5.7 6.0 6.6 7.2 7.5
300x300mm check check check check check check check check check check check check check check check check check

Under the Building (Product Certification) Regulations 2022 manufacturers are required to provide building product users with information about how building products contribute to compliance with the building code. Information on structural timber and house piles can be downloaded below.

Download structural timber building product info Download house piles building product info

house piles

Square Piles shall have a minimum dimension of 125mm.

  1. The Maximum length shall be 3.6m.
  2. Ordinary Square Piles shall meet the grade limitations for No.1 Framing grade timber as in NZS 3631.
  3. House Piles shall be of Pinus species, treated to H5 of NZS 3640.
  4. The lateral load capacity of timber pile foundation systems are set out in NZS 3604
  5. Strength shall be governed by the grade definition as detailed above (No.1 Framing NZS 3631)
  6. Anchor Piles shall be branded to meet the requirements of NZS 3640 including the provision that the brand shall be placed one third of the length from the top and facing the top. Anchor Piles shall be branded with the letter “A”. The “A” can be incorporated with the brand as illustrated.

The “crows foot” illustrates that the manufacturer is a WOODMARK registered licensee and a member of the New Zealand Timber Preservation Council (NZTPC).


P21 – is our unique (Mitchpine) registered House Pile Producer Number. This identifies Mitchpine as a quality pile producer, meeting the standards NZS 3605:2001.


H5 identifies the pile as being treated to the recommended hazard class for the intended end use.


01 identifies the CCA formulation used by the timber treater, whether it be CCA Oxide (01) or CCA Salt (02).

h5 square anchor house piles

Height (m) 0.45 0.6 0.75 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3 3.6
125 x 125 check check check check check check check check check check check check