The 135 x 135mm ProPost H4 Laminated Structural Pine Post is a premium engineered timber solution designed for strength, stability and durability in outdoor construction. Manufactured from laminated pine and H4 preservative treated, these structural timber posts are ideal for a wide range of residential and commercial building applications.

Whether you're building a pergola, deck, verandah, carport or outdoor structure, ProPost laminated pine posts offer a reliable, versatile and practical alternative to traditional solid timber posts.

Key Features & Benefits

• 135 x 135mm Profile: Heavy-duty square timber post suitable for structural building applications.
• H4 Treated Pine: Preservative treated for outdoor use, including suitable in-ground applications.
• Laminated Construction: Engineered timber construction designed to improve dimensional stability and consistency.
• Structural Performance: Suitable for load-bearing applications when installed in accordance with the relevant structural specifications.
• Versatile Applications: Ideal for pergolas, decks, verandahs, carports and outdoor timber structures.
• Long-Lasting Protection: H4 treatment provides protection against decay and termite attack in appropriate applications.

Available Lengths

Our 135 x 135mm ProPost H4 Laminated Structural Pine Posts are available in the following lengths:

• 2.4m
• 2.7m
• 3.0m
• 3.6m

Please contact us for current stock availability and pricing.

Common Applications

• Pergola posts and outdoor entertaining areas
• Timber decking support posts
• Verandah and patio structures
• Carport support posts
• Outdoor timber framing and construction
• Structural landscaping projects

All structural applications are subject to appropriate engineering and installation requirements.

Product Specifications

Product: ProPost H4 Laminated Structural Pine Post
Dimensions: 135mm x 135mm
Timber: Laminated Pine
Construction: Engineered / Laminated Timber
Treatment: H4 Preservative Treated
Available Lengths: 2.4m, 2.7m, 3.0m, 3.6m
Applications: Outdoor Structural Construction

Why Choose ProPost H4 Laminated Pine Posts?

ProPost laminated structural pine posts combine the benefits of engineered timber with H4 preservative treatment, making them a practical solution for outdoor building projects.

Their laminated construction provides dimensional consistency, while the H4 treatment helps protect the timber against biological deterioration in suitable outdoor environments.

For builders, contractors and DIY renovators looking for dependable structural timber posts, 135 x 135mm ProPost H4 Treated Pine Posts are a versatile choice.

Available in Rockhampton & Central Queensland

Looking for 135 x 135mm ProPost H4 Laminated Structural Pine Posts in Rockhampton?

We supply quality structural timber and building materials to builders, tradespeople, contractors and DIY customers throughout Rockhampton and Central Queensland.

Whether you're building a deck, pergola, verandah or larger outdoor structure, we can help you source the right timber for your project.

Contact Us & Enquiries

Need a price, checking stock availability or planning a larger project?

Contact us today for competitive pricing, available lengths, bulk order enquiries and expert product assistance.

Enquire Now – Contact Us