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Essential Rasco/reliable® Ra4835, Model Rfs 42 Hsw, Residential, Concealed Horizontal Sidewall, 4.2k, Qr, 1/2" Npt, Brass, 165 Degree, Rfs42, 2216172499, Fire Sprinkler Head Take An Extra 40% Off [MupbtyRA]

$30.99 $99.99 -69%

The Reliable Model RFS42 Concealed Residential Horizontal Sidewall Sprinkler is a cULus listed 165°F (74°C) ordinary temperature rated flat-plate concealed sprinkler specially designed to fit within a 3½” or larger stud space.Item:  RASCO/Reliable® R

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Essential Rasco/reliable® Ra4835, Model Rfs 42 Hsw, Residential, Concealed Horizontal Sidewall, 4.2k, Qr, 1/2" Npt, Brass, 165 Degree, Rfs42, 2216172499, Fire Sprinkler Head Take An Extra 40% Off [MupbtyRA]

The Reliable Model RFS42 Concealed Residential Horizontal Sidewall Sprinkler is a cULus listed 165°F (74°C) ordinary temperature rated flat-plate concealed sprinkler specially designed to fit within a 3½” or larger stud space.

Item:  Essential Rasco/reliable® Ra4835, Model Rfs 42 Hsw, Residential, Concealed Horizontal Sidewall, 4.2k, Qr, 1/2" Npt, Brass, 165 Degree, Rfs42, 2216172499, Fire Sprinkler Head Take An Extra 40% Off [MupbtyRA]

Available In Multiple Colors and Temperatures.  See Other Configurations Drop Down.

SPEC SHEET

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm.  For more information go to www.P65Warnings.ca.gov.

What Our Customers Say

February 7, 2026

Absolutely no complaints!

A great item. Well worth the money.

- Elaine F..

February 7, 2026

Absolutely no complaints!

I am really happy with this item.

- Cindy B..

February 7, 2026

Absolutely no complaints!

It's a very sleek and efficient device.

- Ruby R..

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