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McKEON Model D400 90 Minute Opening Protective Assembly with Hose Stream Company: McKEON Code Compliance Research Reports: CCRR-1086

McKEON Model D400 90 Minute Opening Protective Assembly with Hose Stream.

FIRE RATINGS

Test Standard	Rating^a
UL 10B, NFPA 252, CAN/ULC S104	90 minutes with hose stream

^aAssembly must be installed in a listed steel stud/gypsum, gypsum-protected CLT (see limitations below), or masonry wall matching or exceeding the desired door rating.

AIR LEAKAGE RATINGS

Test Standard	Test Type	Rating^b
UL 1784	Ambient Temperature	≤3.0 cfm/ft² at up to 0.10 in. of w.c.
UL 1784	Elevated Temperature	≤3.0 cfm/ft² at up to 0.10 in. of w.c.

^bThis assembly was evaluated without the use of an artificial bottom seal and may be installed in areas where pressurization is provided to control smoke movement in accordance with Section 4.3.2 of NFPA 105 and for hoistway opening protection and lobby doorways as allowed in Chapter 30 of the IBC.

CODE COMPLIANCE RESEARCH REPORT

Evaluation Method	Building Code	CCRR Number
UL 10B UL 1784	2024, 2021,2018 IBC 2024, 2021, 2018 IFC 2023, 2020 FBC 2025, 2022 CBC 2023 LABC 2022 NYCBC	CCRR-1086

MAXIMUM SIZE LIMITATIONS

Certification Procedure	Area	Width	Height
LABEL*	120 sq ft	12' 0"	10' 0"
OVERSIZE CERTIFICATE/LABEL	Unlimited	Unlimited	Unlimited

*Assemblies exceeding these dimensions must have an oversize label, issued by Intertek, stating the assembly is constructed in accordance with the certified design except for size. Acceptance of the oversize assembly is at the discretion of the Authority Having Jurisdiction.

MINIMUM SIZE LIMITATIONS (UL 1784 ONLY)^a

Clear Opening Width^b	Clear Opening Height^c
29.5"	78"

^aFire only assemblies do not have a minimum size.
^bTip-to-tip width between side guides
^cDrop height below headbox

INSTALLATION LIMITATIONS
Assemblies may be installed in gypsum with structural steel stud, masonry, or gypsum-protected Cross Laminated Timber (CLT) walls. When installed in gypsum-protected CLT walls, the following conditions apply:

Supporting CLT wall must be fire-resistance-rated in accordance with the code.
Noncombustible protection shall be in accordance with the code, but not less than:
- Two layers of 5/8-inch Type X gypsum per face for walls required to have a fire-resistance rating of 2 hours or less.
- Three layers of 5/8-inch Type X gypsum per face for walls required to have a fire-resistance rating of 3 hours or more.
Assemblies bearing a fire-protection rating of 90 minutes or less shall be designed with an additional sacrificial 1 inch of anchorage embedment depth or be through-bolted.
Assemblies bearing a fire-protection rating of 2 or 3 hours shall use through-bolted anchorage.

Minimum Bottom Bar weight: 3.6 lbs per ft. of bottom bar or 0.3 lbs per sq ft. of curtain area
No curtain overlap or egress openings allowed
Side Guide Anchorage: 1/4" anchors spaced maximum 18" on-center
Top Hood/Assembly Mounting: maximum 24" on-center

Listing Report Certificate of Compliance Return to Search

Attributes

Certificate Date of Expiry	December 31, 2026
Certificate Date of Initial Registration	June 18, 2021
Certificate Number	WHI21–20384312
Criteria	UL 1784 (2015)
Criteria	CAN / ULC S104 (2015) (R2020)
Criteria	UL 10(b) (2008) (R2015)
Criteria	NFPA 252 (2017)
CSI Code	08 30 00 Specialty Doors and Frames
Fire Resistance	90 Min Neutral Pressure
Listing Section	MISCELLANEOUS FIRE BARRIERS
Listing Section	SMOKE CONTROL DOOR ASSEMBLIES
Spec ID	58414

Design Documents

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Code Compliance Research Reports

CCRR-1086

Public Documents

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Intertek ETL Mark

ETL Listed Mark