DURA-BLOK Duct Support Block: Rubber Base, Electroplated Cast Iron
The DURA-BLOK Duct Support Block with Rubber Base is an elevated support block system with strut channel, featuring an electroplated cast iron support and a rubber base sized 20.75 in L x 31.5 in W. With an overall…
SKU 3G-OTH-478205
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Product Description
The DURA-BLOK Duct Support Block with Rubber Base is an elevated support block system with strut channel, featuring an electroplated cast iron support and a rubber base sized 20.75 in L x 31.5 in W. With an overall length of 20.75 in, this model (MPN DB2336DS) provides a durable, non-marring support solution for ductwork installations.
Frequently Asked Questions
What is a DURA-BLOK Duct Support Block used for?
A DURA-BLOK Duct Support Block elevates ductwork above the roof or floor, using an electroplated cast iron support on a rubber base to prevent marring. It is ideal for HVAC and industrial installations where stable, non-corrosive support is required.
What are the specifications of the DURA-BLOK DB2336DS?
The DURA-BLOK DB2336DS has an electroplated cast iron support, a rubber base measuring 20.75 in L x 31.5 in W, and an overall length of 20.75 in. The support material is cast iron, and the base material is rubber.
Where to buy DURA-BLOK Duct Support Blocks worldwide?
3G Electric supplies DURA-BLOK Duct Support Blocks worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine DURA-BLOK parts to any location.
How to install a DURA-BLOK Duct Support Block?
Place the rubber base on a clean, level surface, then position the electroplated cast iron support on top. Secure the ductwork to the strut channel using appropriate fasteners. Ensure the block is level and the load is evenly distributed for stable support.
DURA-BLOK Products
3G Electric supplies DURA-BLOK elevated support block systems with strut channel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









