Deliver to France
IFor best experience Get the App
TuffBlockInstant Foundation Block Deck Support System for 4" x 4" Posts and 2" Joists
Product ID: 505967172
Secure Transaction
Details
- MaterialPolyolefin
- BrandTuffBlock
- Item dimensions L x W x H30.5 x 30.5 x
- ColourBlack
- Shaperectangular
📏Fits 2" to 2"x8" joists & 4"x4" posts
⚖️28x lighter than concrete
🏋️♂️Supports 770 kg+ load
Frequently Bought Together
Description
🏡 Build Bold, Build Light, Build Right!
- BUILT TO LAST - UV-resistant, termite-deterring recycled polyolefin with ventilated underside for moisture control—durability you can trust.
- VERSATILE FIT - Designed to perfectly accommodate 35-47mm joists and 90-100mm posts, making it your all-in-one foundation solution.
- UNMATCHED STRENGTH - Engineered to hold over 1,700 lbs, ensuring rock-solid stability for your deck or shed.
- LOW PROFILE SLEEK - Slim satin black design blends seamlessly into any landscape, elevating your outdoor aesthetic without bulky concrete eyesores.
- FEATHERWEIGHT FOUNDATION - At just 680 grams, it’s 28 times lighter than concrete blocks—easy to handle, install, and reposition.
TuffBlock Instant Foundation Block is a revolutionary, ultra-lightweight deck support system designed for 4"x4" posts and 2" joists. Supporting over 770 kg per block and tested beyond 5,000 kg, it offers unmatched strength while being 28 times lighter than traditional concrete. Its low-profile, UV-resistant design prevents moisture buildup and termite damage, making it the go-to choice for professional and DIY projects seeking a sleek, durable foundation without the hassle of heavy materials.
Specifications
| Item diameter | 100 Millimetres |
| Item form | Sheet |
| Grade rating | Commercial |
| Specification met | Yes |
| Number of items | 1 |
| Manufacturer | TuffBlock |
| Part number | TB001602 |
| Item Weight | 630 g |
| Item model number | TB001602 |
| Finish | Satin |
| Item Package Quantity | 1 |
| Cutting Diameter | 100 Millimetres |
| Batteries included? | No |
| Batteries Required? | No |
Have a Question? See What Others Asked
How many are in each order?
How many would I need for a 10x20 shed floor?
3rd image shows a 2x6 being held along the side. How high off the ground is the 2x6 from the ground?
Can one be used for mailbox support?
Common Questions
Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.
Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.
Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.
Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.
Trustpilot
TrustScore 4.5 | 7,300+ reviews
Excellent communication throughout the order process. Product is perfect.
2 weeks ago
Received my product in pristine condition. Great service overall.
1 month ago
Shop Global, Save with Desertcart
Value for Money
Competitive prices on a vast range of products
Shop Globally
Serving millions of shoppers across more than 100 countries
Enhanced Protection
Trusted payment options loved by worldwide shoppers
Customer Assurance
Trusted payment options loved by worldwide shoppers.
Desertcart App
Shop on the go, anytime, anywhere.
