VK471 K3.7 Residential Pendent Sprinkler System
Black-Polyester / 155 °F (68 °C)
R 296.00
Sale price
R 296.00
Regular price
R 331.00
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VK471 K3.7 Residential Pendent Sprinkler System
R 296.00
Sale price
R 296.00
Regular price
R 331.00
Shipping calculated at checkout
The Viking VK471 K3.7 Residential Pendent Sprinkler is engineered for ceiling installation within residential fire protection systems. This component delivers a targeted water spray pattern designed to control early-stage fires while limiting water exposure and damage within living areas. It integrates directly with standard piping and alarm infrastructures for reliable suppression performance.
Engineered to satisfy strict life safety mandates, this sprinkler complies with NFPA 13D guidelines for residential installations. It carries rigorous third-party validation to satisfy building code and engineering requirements.
Key Features & Construction
- Pendent Design: Optimizes ceiling mounting to discharge a precise spray pattern that suppresses fires quickly.
- Corrosion-Resistant Build: Utilizes durable materials, including available Electroless Nickel PTFE (ENT) options, to withstand typical residential humidity and environmental conditions without frequent maintenance.
- Responsive Activation: Senses rapid temperature changes to initiate early suppression and protect occupants.
- System Integration: Connects smoothly with standard residential piping and fire alarm configurations.
Technical Specifications & Compliance Table
| Manufacturer / Brand | Viking |
| Model / Series Number / SIN | VK471 |
| Connection / Thread Size & Type | N/A |
| Pressure Rating (WWP / Max Working Pressure) | N/A |
| K-Factor | K3.7 |
| Temperature Rating / Response Type | 155°F / 200°F options available |
| Material / Body Construction | Corrosion-Resistant (Electroless Nickel PTFE, Brass, Chrome, Black, White finishes) |
| Agency Listings & Approvals | UL Listed, FM Approved, cULus Listed |
| Applicable NFPA Standards | NFPA 13D |
Submittal & Installation Note: Contractors must verify all local Authority Having Jurisdiction (AHJ) requirements and review the manufacturer technical data sheet prior to installation.
Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)
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Return policy
You have 30 days to return the product. Returned items must be in the original packaging, contain all components, and be in new condition. Returns may require additional information or a photo of the item(s) to process the return. Returns received without the proper return label may take more than 10 business days to credit.
Original shipping fees are non-refundable.
You must provide a receipt or proof of purchase.
A 25% restocking fee will be applied to all returned items.
Customer is responsible for return shipping costs.
Special orders are non-cancelable and non-refundable.
Shop.water-services.us reserves the right to refuse or limit any returns that, in Shop.water-services.us’s sole judgment, appear to be fraudulent, abusive, in violation of these terms, or otherwise inappropriate.
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