Fireproofing Floor Joists

D925 unres nwc z106hy.

Fireproofing floor joists.

The application of gypsum wallboard or other approved material intends to provide some protection to the floor system against the effects of fire and delay collapse of the floor. Allow for a 50mm up each side of joist e g. Engineered wood floor joists. D925 unres nwc all.

Unprotected future floor ceiling nwc fluted cellular ul d925. Easy to source easy to work with. If the gap between the joists is 400mm a 500mm wide under floor barrier is required. Christmas trees and more.

Microllam lvl floor joists offer superior strength and stiffness allowing for longer spans without the need for additional fire protection. Na lwc fluted cellular ul d925. Floors constructed with i joists help reduce callbacks by eliminating squeaks and vibration. Roseburg rfpi i joists are used in floor and roof construction and are engineered to make the job easier.

For an application demo check out our video. I joists are readily available and easy to install especially for long spans including continuous spans over intermediate supports. You can apply our fire retardants coatings and sprays to any form of lumber wood plywood or fabrics. Better floor performance means less callbacks.

The benefits of building with i joists. Individual sections of the barrier should be overlapped by 50mm. Apa performance rated i joists pris are manufactured in accordance with pri 400 performance standard for apa ews i joists form x720 this performance standard provides an easy to use table of allowable spans for applications in residential floor construction allowing designers and builders to select and use i joists from various member manufacturers using just one set of span. Applied to the i joist only once the i joist are installed dc5040 provides equivalence to the 2 by 10 dimension lumber prescribed in section r302 13 exception 4 of the 2015 irc and section r501 3 exception 4 of the 2012 irc.

D925 unres nwc mk6gf. D925 unres lwc mk6gf. They provide consistent performance for the most demanding residential applications. The effects of fire are devastating and often result in countless hours of productivity serious injury or even worse fatality.

D925 unres lwc z106hy. Microllam lvl floor joists with dimensions of 1 3 4 x 91 4 or larger satisfy exception 4 of the fire protection code eliminating the need for additional fire protection. Rfpi s are the ideal choice for engineers specifiers and builders who want to provide their customers with high quality floor systems. Thanks to revolutionary advances in fireproofing and passive fire protection technologies the materials used by colonial fireproofing are guaranteed to ensure that.

D925 unres lwc all. Dc5040 is a water based thin film intumescent coating providing fire resistance to i joist and engineered wood framing members. The under floor fire barrier is layed on top of the ceiling. This provision primarily is aimed at light frame construction consisting of i joists manufactured floor trusses cold formed steel framing and other materials and.

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