While it may seem like the cap could get in the way of the fire protection aspect this cap is specifically designed to fall away 20 degrees prior to the activation of.
Recessed types of fire sprinkler heads.
Since there is no difference in the coverage of a standard concealed or standard recessed sprinkler this is mostly an aesthetical decision understanding the fact that a concealed sprinkler requires more clearance above the ceiling than the recessed sprinkler does and as previously stated this can be a problem in a hospital environment where the space above the ceiling is limited in most.
Let s get right to the answer.
Once the sprinkler reaches its rated activation temperature the head will drop below the ceiling.
This type of sprinkler comes with adjustable or non adjustable escutcheon plate also known as rosette plate suitable for installation in false ceilings.
Types of fire sprinkler heads.
Concealed pendant sprinkler heads are recessed in a ceiling and are covered with a decorative cap.
The residential fire sprinkler industry have managed to reduce the visual impact of residential sprinkler systems over many years of production by developing fire suppression systems which incorporate concealed fire sprinkler heads.
Upright pendent and recessed pendent sprinklers standard response standard coverage k factor 2 8 5 6 8 0 series ty b upright pendent and recessed pendent sprinklers standard response standard coverage k factor 5 6 series ty b horizontal and vertical sidewall sprinklers standard response standard coverage k factor 5 6 series ty frb.
Fusible link sprinkler heads are triggered by a soft metal alloy that melts at the rated temperature.
Concealed pendant heads are recessed into the ceiling and covered with a decorative cap to make them blend into your ceiling.
The water pattern of concealed sprinkler heads is a circle.
Both types of fire sprinklers stress aesthetics and safety but installation availability and appearance may vary greatly.
You can probably see one right now hanging down from the ceiling.
Glass bulb sprinkler heads are triggered when the liquid filled bulb bursts at the rated temperature.
Concealed pendant sprinkler head.
Install using required wrenches sold separately.
The cap will fall away about 20 f prior to activation of the sprinkler.
Use these sprinkler heads for low profile fire safety.
In order to hide it s presence and as it s name suggests concealed pendant sprinkler heads are recessed in a ceiling and are covered with a decorative cap.
Now residential fire sprinkler systems have become more accepted people have become more familiar with concealed fire sprinklers.
In the case of a fire it will spray water in a circular pattern.
Concealed sprinkler heads completely cover a fire sprinkler with a cover plate while recessed sprinkler heads remain exposed and surrounded by a disc shaped escutcheon each has cosmetic benefits.
Description recessed sprinkler consists of sprinkler with escutcheon plate also known as rosette plate.
