SPEEDI-BOOT Vent Boot Hanger: 90° Boot Boot, 5 in Dia. 5 in H x 5 in W Collar Size

The SPEEDI-BOOT Vent Boot Hanger is a 90° boot boot type vent boot made of steel. It features a 5-inch diameter with a 5-inch height by 5-inch width collar size, also in steel, and is compatible with a 4-inch…

SKU 3G-OTH-77355

Also listed as: SBS4105NB · SBS 4105 NB · SBS-4105-NB

Brand

SPEEDI-BOOT

Item

Vent Boot Hanger: 90° Boot Boot, 5 in Dia. 5 in H x 5 in W Collar Size

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SPEEDI-BOOT

Manufacturer Part Number

SBS-4105 NB 

Type

5 in Dia. 5 in H x 5 in W Collar Size 

Material

Steel 

Cap/Collar Material

Steel 

Compatible Register Ht

4 in 

Technical Documents

No technical documents available for this product.

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SPEEDI-BOOT Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the SPEEDI-BOOT Vent Boot Hanger used for?

The SPEEDI-BOOT Vent Boot Hanger is used in HVAC systems to connect round ductwork to a floor or wall register. It is designed for residential and light commercial applications where a 90° boot transition is needed, supporting a 4-inch register height.

What are the specifications of the SPEEDI-BOOT SBS-4105 NB?

The SPEEDI-BOOT SBS-4105 NB is a 90° vent boot made of steel with a steel cap and collar. It has a 5-inch diameter, a 5-inch by 5-inch collar size, and is compatible with a 4-inch register height. The manufacturer part number is SBS-4105 NB.

Where to buy the SPEEDI-BOOT Vent Boot Hanger worldwide?

3G Electric supplies the SPEEDI-BOOT Vent Boot Hanger worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this vent boot for your HVAC project.

How to install the SPEEDI-BOOT Vent Boot Hanger?

Install the SPEEDI-BOOT Vent Boot Hanger by securing the collar to the floor or wall subfloor, then connecting the round duct to the 5-inch diameter opening. Ensure the boot aligns with the 4-inch register opening. Use sheet metal screws and sealant for an airtight fit.

Used in

Common applications for SPEEDI-BOOT

Industrial HVAC duct termination — SPEEDI-BOOT straight boots (e.g., SBS-8148 SB) for connecting 8-inch duct to registers in factory ventilation systems.

Warehouse air distribution — SPEEDI-BOOT end boots (e.g., SBS-6127 EB) for terminating duct runs in high-bay storage areas.

Commercial building supply air — SPEEDI-BOOT 90-degree boots (e.g., SBS-4126 NB) for directional changes in office or retail HVAC systems.

Manufacturing plant exhaust — SPEEDI-BOOT straight boots (e.g., SBS-4127 SB) for connecting 7-inch duct to exhaust registers in production zones.

Maintenance replacement — SPEEDI-BOOT end boots (e.g., SBS-4126 EB) for retrofitting existing ductwork with 6-inch diameter boots in older facilities.

Modular duct system integration — SPEEDI-BOOT 90-degree boots (e.g., SBS-4127 NB) for 7-inch duct transitions in prefabricated HVAC assemblies.

SPEEDI-BOOT Products

3G Electric supplies SPEEDI-BOOT vent boots. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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