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  1. Tyco-Fire
  2. Products and Solutions
  3. Sprinklers, Nozzles, and Accessories
  4. Residential
  5. LFII Lead-free Sprinklers
Product Image LFII-Lead-Free_1
Product Image LFII-Lead-Free_2
  • Thumb Image LFII-Lead-Free_1
  • Thumb Image LFII-Lead-Free_2

LFII Lead-free Sprinklers

Flat Plate Concealed Pendent Sprinkler

Orientation Concealed Pendent
K-Factor 4.9, 3.0
Temperature Rating Ordinary 155°F (68°C) Intermediate 200°F (93°C)
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LFII Lead-free Sprinklers

  • Overview
  • Features & Benefits
  • Related Products
  • Specifications
  • Technical Resources
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NFPA 13D, 13R and NFPA 13 Residential Applications

The LFII Lead-free sprinkler is the industry’s first and only UL Listed polymeric sprinkler to pass the UL199 test protocol. It performs to standard brass testing and beyond and is lightweight, high heat tested and corrosion resistant. This sprinkler offers a vertical adjustment of 5/8 inch (3.0K) / 3/4 inch (4.9K) for added flexibility during installation. To be used with Tyco® Rapid Seal Adapters.
NFPA 13D, 13R and NFPA 13 Residential Applications

Features

  • The industry’s first UL Listed polymeric sprinkler to pass UL199
  • Offers 5/8" adjustability (3.0K) / 3/4" adjustability (4.9K)
  • See TFP447 for technical information and listing details
  • Performs to standard brass testing and beyond
  • To be used with Tyco® Rapid Seal Adapters

Benefits

Fbc™ Compatible
FBC™ Compatible

BlazeMaster® CPVC products are certified as FBC™ system compatible.

Trusted Performance
Trusted Performance

Tyco® products have helped to protect spaces for more than 130 years.

Related Products

CPVC Rapid Seal Adapters

CPVC Rapid Seal Adapters

CPVC Pipes

CPVC Pipes

LFP® Antifreeze

LFP® Antifreeze

LFII Concealed Sprinklers

LFII Concealed Sprinklers

Technical Specification

Listings and Approvals Certified to all requirements of NSF/ANSI 61 NSF/ANSI 372 - Lead-Free; UL and C-UL Listed Maximum Working Pressure 175 psi (12,1 bar)
Response Rapid SIN Numbers TY1534, TY3534
Thread 1/2 inch    

Technical Resources

Document Name
Description
Language
Resource Type

Data Sheet

TFP447 Technical Data Sheet (English)

LFII for 13D Residential Sprinklers - TFP447 - Concealed Pendent, Flat Plate, Polymeric, Wet Pipe Systems, K-factor = 4.9

English Data Sheet
VIEW

Installation Manual (IM)

IH-1900_01_2024 (English)

BlazeMaster Installation Handbook: IH-1900

English Installation Manual (IM)
VIEW

Brochure

Residential Fire Protection Sprinklers and Systems Product Guide (English)

Product Guide: Residential Fire Protection Sprinklers & Systems

English Brochure
VIEW

Flyer

FS2111016_LFII 4.9K Lead-Free for 13D Sprinkler_1.6_WEB (English)

LFII 4.9K Lead-Free for 13D and 13R Concealed Pendent Sprinkler

English Flyer
VIEW

Data Sheet

TFP439 Technical Data Sheet (English)

Series LFII Residential 3.0 K-factor Polymeric Concealed Pendent Sprinkler Flat Plate

English Data Sheet
VIEW

Installation Guide

TFP490 Series LFII Residential Sprinkler Design Guide (English)

Series LFII Residential Sprinkler Design Guide

English Installation Guide
VIEW
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