Ammonia Filter Breakthrough-Indicator Sticker – BTIS for ductless hood and fume extractor filters. Reliable and cost effective

Ammonia Filter Breakthrough-Indicator Sticker -BTIS

Ammonia Filter Change Indicator Sticker for ductless hoods filters

Item No. 1100000

Product Features
Minimum detectable limit: 4ppm•min
Color Change: Light blue to dark blue to purple
Dimensions: 2.8mm (0.11in), diameter: 31.8mm (1.25in)
Service life: 2 years

Sold in packs of 5

Ammonia Filter Breakthrough-Indicator Sticker – BTIS. Filter change indicator for ductless hood and fume extractors filters. Unique design of the indicator prevents any color change due to exposure to contaminants in the surrounding environment and changes color only when filter is saturated. Protects from espouser to toxic chemical and allow you to get the most use of your filter.

How to use the BTIS? A. Remove adhesive protective liner from the bottom of sticker. B. Attach to center clean area of filter’s outlet with the reading area (glossy surface) of the sticker facing up.

Product Specifications


Weight:0.4g (0.02oz)


Dimensions:2.8mm (0.11in), diameter: 31.8mm (1.25in)


Operating temperature:-20oC to 55oC (-4oF to 131oF)


Operating humidity:5% RH to 85%RH


Minimum detectable limit:10ppm•hr at 30 cm/sec face velocity


Color change:Light blue to dark blue to purple


Storage temperature:4oC to 25oC, (39oF to 77oF)


Shelf life:2 years at 4oC to 25oC, (39oF to 77oF)


Service life:2 years

Related Product

Ammonia BTI. Drum type filter change indicator Useful Link

Useful Link


Ammonia Filter Breakthrough-Indicator Sticker

Scroll to Top