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Floor Register – Brushed Nickel Marquis 100x300mm – Floor Grilles – FRBNM412
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Professional HVAC Component: Floor Register – Brushed Nickel Marquis 100x300mm
You are viewing the Floor Register – Brushed Nickel Marquis 100x300mm (SKU: FRBNM412). A professional-grade component from the Floor Grilles series, engineered for New Zealand’s residential and commercial ventilation systems. Sourced directly from the Smooth Air supply chain for NZ Depot.
⚠️
Technical Verification Required
Ventilation components require precise sizing. Please verify that this FRBNM412 model matches your system’s diameter and connection type (e.g., Big End vs Small End) before ordering.
Key Specs:
Category: Floor Grilles
Type: Floor Grilles 100×300
Product Specifications
The FRBNM412 Marquis Series Floor Vent combines classic cast iron or heavy-gauge steel construction with timeless style. Suitable for both traditional and contemporary interiors, it features hidden, recessed levers for a clean look and a rust and rattle-proof damper box for reliable performance.
Application
Suitable for residential and light commercial HVAC systems for heating and cooling. Recommended for floor installation and compatible with standard duct connections.
Features / Benefits
- Classic cast iron or heavy-gauge steel construction
- Suitable for traditional or contemporary spaces
- Hidden, recessed levers for clean lines
- Rust and rattle-proof damper box for long life
| FR Floor Register | ||||||||
| Face Velocity (m/s) | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 |
| Pressure Loss (Pa) | 1 | 2 | 4 | 6 | 7 | 10 | 13 | 15 |
| Size: 100 x 300 mm – FR…412 – Ak 0.019m squared (65% Free Area) | ||||||||
| L/s | 28 | 38 | 47 | 57 | 66 | 75 | 85 | 94 |
| Spread (m) | 1.8 | 2.1 | 2.7 | 3.3 | 3.6 | 4.2 | 4.5 | 5.1 |
| Throw (m) | 1.5 | 1.8 | 2.4 | 2.7 | 3 | 3.3 | 3.9 | 4.2 |
Notes:
Floor Boots: Pressure Loss approx 15 Pa @ Maximum Velocity
Face velocity: The avereaged measured velocity of air passing between the fins
Pressure loss: Indicates how much total pressure is required to move air through a register
Ak: Effective Area (m squared)
Spread: The maximum width of the total air stream at the point of terminal velocity
Throw (blow): The horizontal distance from a diffuser to the point of terminal velocity
Products specifications
| Attribute name | Attribute value |
|---|---|
| Grille Specifications | |
| Installation location | Floor |
| Application | Commercial & Domestic |
| Shape | Rectangle |
| Material | Heavy Gauge Steel |
| Colour | Brushed Nickel |
| Face Size (mm) | 140 x 340 |
| Neck Size (mm) | 100 x 300 |
Why NZ DEPOT for HVAC?
🏭
Trade Pricing
We strip out the showroom markup. You pay for the Floor Grilles quality, not the retail overheads.
🚚
Site Delivery
Direct dispatch to your home or job site. We use specialized freight for bulky ducting and fragile components.
✅
NZ Standards
Genuine NZ market product. Fully compliant with local building and ventilation codes.
Technical Insight: Optimizing Ventilation Systems in NZ
Maximizing Airflow Efficiency
Whether you are installing a bathroom extractor, a range hood, or a full balanced pressure heat recovery system, the physics of airflow remains the same: air hates friction. Every component in your system, from the ducting to the joiners and grilles, introduces “Static Pressure” (resistance).
Using high-quality components like the Floor Register – Brushed Nickel Marquis 100x300mm is crucial for minimizing this resistance. Cheaper, poorly molded fittings or rough-bore ducting can create turbulence, which reduces the extraction rate of your fan. This means your fan has to work harder, creating more noise and using more electricity, while moving less damp air out of your home.
Pro Tip: When connecting ducting, always stretch flexible ducting taut. A saggy duct creates immense resistance. Use rigid joiners and bends where possible to maintain a smooth internal profile for the air to glide over.
Building Code G4 & Healthy Homes Standards
In New Zealand, ventilation isn’t just about comfort; it’s a compliance issue. Under Building Code Clause G4, spaces where people live must have adequate ventilation to prevent mold and moisture buildup. The Healthy Homes Standards further enforce this for rental properties, requiring specific extraction capacities for kitchens and bathrooms.
Ensuring you use the correct diameter components (like 150mm for kitchens) is vital. Using a restrictive component in a 150mm system effectively chokes it down, potentially causing it to fail a flow test. Smooth Air products are designed to meet AS/NZS 4254 standards, giving you peace of mind that your installation is up to code.
Material Selection: PVC vs. Galvanized Steel
Choosing between plastic (PVC) and metal components depends on the application.
- PVC (Plastic): Ideal for residential use, especially in bathroom and laundry extracts. It is lightweight, immune to corrosion (rust), and has a very smooth internal surface for excellent airflow. It helps reduce vibration noise transfer.
- Galvanized Steel: The standard for commercial HVAC and high-temperature applications. It offers superior structural rigidity and fire resistance. If your system passes through fire-rated walls, steel components (often combined with fire dampers) are non-negotiable.
This specific item, the Floor Register – Brushed Nickel Marquis 100x300mm, utilizes materials selected for durability and performance in its intended class.
Logistics & Warranty
Secure Shipping: We utilize a “Direct-to-Site” 3PL model. Your order for the FRBNM412 is routed from the nearest strategic distribution hub (Auckland, Wellington, or Christchurch) directly to your address. This reduces road miles and handling, ensuring your parts arrive in pristine condition.
NZ Warranty: As a 100% NZ-owned business, all purchases are covered by the Consumer Guarantees Act. Whether you are a trade professional or a DIY homeowner, you are protected against manufacturing defects.
© 2026 NZ DEPOT Limited. All Rights Reserved. | 100% NZ Owned & Operated.
Professional HVAC Supply: Floor Register – Brushed Nickel Marquis 100x300mm
You are viewing the Floor Register – Brushed Nickel Marquis 100x300mm (SKU: FRBNM412). A critical component within our Floor Grilles range, designed specifically for New Zealand’s residential and commercial ventilation requirements. Sourced directly from the Smooth Air supply chain for NZ Depot.
⚠️
Important: Measurement Verification
HVAC components require precise sizing. Please confirm this FRBNM412 model matches your engineer’s specifications before ordering.
Dimensions: Length: mm | Width: mm | Height: mm.
Technical Specifications & Features
The FRBNM412 Marquis Series Floor Vent combines classic cast iron or heavy-gauge steel construction with timeless style. Suitable for both traditional and contemporary interiors, it features hidden, recessed levers for a clean look and a rust and rattle-proof damper box for reliable performance.
Application
Suitable for residential and light commercial HVAC systems for heating and cooling. Recommended for floor installation and compatible with standard duct connections.
Features / Benefits
- Classic cast iron or heavy-gauge steel construction
- Suitable for traditional or contemporary spaces
- Hidden, recessed levers for clean lines
- Rust and rattle-proof damper box for long life
| FR Floor Register | ||||||||
| Face Velocity (m/s) | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 |
| Pressure Loss (Pa) | 1 | 2 | 4 | 6 | 7 | 10 | 13 | 15 |
| Size: 100 x 300 mm – FR…412 – Ak 0.019m squared (65% Free Area) | ||||||||
| L/s | 28 | 38 | 47 | 57 | 66 | 75 | 85 | 94 |
| Spread (m) | 1.8 | 2.1 | 2.7 | 3.3 | 3.6 | 4.2 | 4.5 | 5.1 |
| Throw (m) | 1.5 | 1.8 | 2.4 | 2.7 | 3 | 3.3 | 3.9 | 4.2 |
Notes:
Floor Boots: Pressure Loss approx 15 Pa @ Maximum Velocity
Face velocity: The avereaged measured velocity of air passing between the fins
Pressure loss: Indicates how much total pressure is required to move air through a register
Ak: Effective Area (m squared)
Spread: The maximum width of the total air stream at the point of terminal velocity
Throw (blow): The horizontal distance from a diffuser to the point of terminal velocity
Products specifications
| Attribute name | Attribute value |
|---|---|
| Grille Specifications | |
| Installation location | Floor |
| Application | Commercial & Domestic |
| Shape | Rectangle |
| Material | Heavy Gauge Steel |
| Colour | Brushed Nickel |
| Face Size (mm) | 140 x 340 |
| Neck Size (mm) | 100 x 300 |
About the Floor Grilles 100×300 Series
Available in a range of styles and finishes.
Louvre Series: All steel construction floor vent with durable epoxy powder coat finish. Twin blades for maximum airflow. Wide range of colours. Rust proof damper boxes. Hidden and recessed levers for clean lines.
Metal Series: (Victorian and Wicker) Solid brass or other plated metals. Modern or traditional Victorian designs. Hidden and recessed levers for clean lines. Rust and rattle-proof damper box.
Marquis Series: Classic cast iron or heavy gauge steel. Ideal for either traditional or contemporary look. Hidden and recessed levers for clean lines. Rust and rattle-proof damper box.
Wood Series: Made exclusively from North American red oak. Pre-stained with durable clear finish or unfinished for exact colour matching. Hidden and recessed levers for clean lines. Compliments wood flooring. Rust and rattle-proof damper box.
Understanding NZ HVAC Compliance
When selecting ventilation equipment for New Zealand homes and businesses, compliance with AS/NZS 4254 and UL 181 standards is non-negotiable. The Floor Register – Brushed Nickel Marquis 100x300mm is engineered to meet these rigorous safety and performance benchmarks.
Why R-Value Matters
For insulated ducting components, the R-Value (Thermal Resistance) is critical. A higher R-Value ensures that the air travelling through your system maintains its temperature—whether hot or cold—from the unit to the outlet. This reduces energy load on your heat pump or AC unit, lowering electricity bills and increasing system longevity. This product offers an R-Value of (if applicable), ensuring thermal efficiency.
Fire Safety & Materials
Safety is paramount in ceiling spaces and wall cavities. Smooth Air components utilize fire-resistant materials, often featuring a metallized Mylar outer jacket and encapsulated steel wire cores. This construction not only prevents fire spread but also maintains the structural integrity of the ducting under high pressure.
Why NZ DEPOT for HVAC?
🏭
Trade Pricing
We strip out the showroom markup. You pay for the Floor Grilles quality, not the retail overheads.
🚚
Site Delivery
Direct dispatch to your home or job site. We use specialized freight for bulky ducting and fragile components.
✅
NZ Standards
Genuine NZ market product. Fully compliant with local building and ventilation codes.
🌱 Sustainable Supply Chain Initiative
At NZ DEPOT, we are modernizing the New Zealand trade supply chain. Traditional retail involves shipping products from a manufacturer to a central warehouse, then to a retail showroom, and finally to the customer. This “multi-hop” model adds unnecessary carbon emissions and cost.
By utilizing a Direct-to-Site 3PL model, we eliminate the “Showroom Hop.” Your order for the FRBNM412 is routed from the nearest strategic distribution hub (Auckland, Wellington, or Christchurch) directly to your address. This logistical efficiency reduces road miles, lowers our carbon footprint, and allows us to pass significant savings on to you.
🛡️ Warranty & Consumer Protection
Consumer Guarantees Act (CGA)
We are a 100% New Zealand-owned and operated entity. All purchases made through NZ Depot are fully covered by the Consumer Guarantees Act 1993. Whether you are buying for personal use or commercial fit-out, you are protected against manufacturing defects and faults.
Secure Transaction Promise
Your security is paramount. We utilize industry-standard SSL encryption for all data transmission. We do not store credit card details locally; all payments are processed via secure, PCI-compliant gateways.
© 2026 NZ DEPOT Limited. All Rights Reserved. | 100% NZ Owned & Operated.
Additional information
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