Best F2 Fe 2026

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Last Updated - 03.02.2026

Best Choice

01

Sony

Sony FE 100mm F2.8 STF GM OSS (SEL100M28GMB) - Portrait Lens for Sony E-Mount Full Frame, Extremely Soft Bokeh, G Master Telephoto Lens with Auto Focus & Image Stabilizer, Ideal for Sony A7 Series

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Versatile focal length: 100 mm fixed focal length ideal for portraits, product photography and creative detail shots with natural perspective
Unique bokeh: Smooth Trans Focus technology creates extremely soft, creamy bokeh with smooth transitions for dreamy background blur in portraits
Premium G Master lens: Sony FE 100 mm F2.8 STF GM OSS telephoto lens with exceptional optical quality for professional portrait and detailed shots
Image stabilisation and auto focus: integrated optical image stabiliser (OSS) and precise autofocus for razor-sharp shots even in difficult lighting conditions
E-mount full format: perfectly compatible with Sony Alpha full-frame cameras such as A7 series, A9 and APS-C models such as A6700 with corresponding crop factor

1.599,00 €
02

BWT

BWT 023649 F2 Mineral, White, 4 x 3 Litres

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9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Only with BWT liquid dispenser Bewados E3 & Plus 3
Mineral dosing agent for the treatment of drinking and service water
For protective layer formation in galvanised pipes and for stabilising the residual hardness
For partially softened water after softening systems and mixed water with aggressive properties: hardness range 7-14° dH
Can be used up to 65 °C water temperature
Box contents: 4 x 3L canisters
3 litre mineral is sufficient for approx. 30 m³ of water

139,60 €
03

BWT

BWT Mineral F2/FE 20L Dosing Agent for Water Hardness 7-14°dH | Ideal for Medium Water | Minerals for Drinking and Industrial Water | Reliable Water Treatment | Limescale Protection and Device

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Sustainably protects technology: reduces deposits in pipelines, heating systems and household appliances and extends the life of the entire building technology.
HEALTHY DRINKING WATER - The dosing agent provides your tap water with valuable minerals that not only improve taste, but also quality. Tested according to the Austrian food book and DVGW guidelines (§11 Drinking Water Regulation) - safe, germ-free use
For medium water 7-14°dH: The BWT mineral F2 is specially developed for regions with medium water hardness and reliably protects against harmful limescale deposits.
Economical and durable: with 20 litres, the canister is sufficient for approx. 200 m³ of water, so you can ensure consistent water quality over several months.
Easy to use: optimally compatible with BWT dosing systems, allows precise dosage and uncomplicated water treatment in everyday life. Only with BWT liquid dispenser Bewados E3 & Plus 3.

113,01 €
Value for Money

04

BWT

BWT 023649 F2 Mineral, White, 4 x 3 Litres

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Only with BWT liquid dispenser Bewados E3 & Plus 3
Mineral dosing agent for the treatment of drinking and service water
For protective layer formation in galvanised pipes and for stabilising the residual hardness
For partially softened water after softening systems and mixed water with aggressive properties: hardness range 7-14° dH
Can be used up to 65 °C water temperature
Box contents: 4 x 3L canisters
3 litre mineral is sufficient for approx. 30 m³ of water

139,60 €
05

MINERALOS

MINERALOS 2 Dosing Solutions 20 Litres (Alternative to BWT Mineral Quantophos F2 / FE Impulsan H2 / HE)

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9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Product description: a liquid combination product made in Germany of hardness-free drinking water, monosodium phosphate (E 339) and sodium polyphosphate (E 452) in food grade with a total phosphate content of 1.7% phosphorus.
Intended use: corrosion protection and hardness stabilization.
Dosage: by means of quantity-proportional dosing system with dosing quantity 100 ml / 1 m³, including BWT Bewados, Medotronic and Optidos models with suction lance. Please always follow the instructions of the manufacturer of the dosing system, which can be found in the operating instructions (English language not guaranteed).
Compliance: Meets the requirements of DIN EN 1198 and DIN EN 1212 according to § 11 Drinking Water Regulation (Drinking WV).
Areas of application: for partially softened water and aggressive water of 4 to 14 °dH total hardness and maximum 14 °dH carbonate hardness in combination with systems made of galvanised steel or copper.

89,99 €
06

BWT

BWT Mineral F2/FE 10L Dosing Agent for Water Hardness 7-14°dH | Ideal for Medium Water | Minerals for Drinking and Industrial Water | Reliable Water Treatment | Limescale Protection and Device

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Sustainably protects technology: reduces deposits in pipelines, heating systems and household appliances and extends the life of the entire building technology.
HEALTHY DRINKING WATER - The dosing agent provides your tap water with valuable minerals that not only improve taste, but also quality. Tested according to the Austrian food book and DVGW guidelines (§11 Drinking Water Regulation) - safe, germ-free use
For medium water 7-14°dH: The BWT mineral F2 is specially developed for regions with medium water hardness and reliably protects against harmful limescale deposits.
Economical and durable: with 10 litres, the canister is sufficient for approx. 100 m³ of water, so you can ensure consistent water quality over several months.
Easy to use: optimally compatible with BWT dosing systems, allows precise dosage and uncomplicated water treatment in everyday life. Only with BWT liquid dispenser Bewados E20 & Plus 10/20.

89,59 €
07

BWT

BWT Mineral F2/FE 10L Dosing Agent for Water Hardness 7-14°dH | Ideal for Medium Water | Minerals for Drinking and Industrial Water | Reliable Water Treatment | Limescale Protection and Device

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Sustainably protects technology: reduces deposits in pipelines, heating systems and household appliances and extends the life of the entire building technology.
HEALTHY DRINKING WATER - The dosing agent provides your tap water with valuable minerals that not only improve taste, but also quality. Tested according to the Austrian food book and DVGW guidelines (§11 Drinking Water Regulation) - safe, germ-free use
For medium water 7-14°dH: The BWT mineral F2 is specially developed for regions with medium water hardness and reliably protects against harmful limescale deposits.
Economical and durable: with 10 litres, the canister is sufficient for approx. 100 m³ of water, so you can ensure consistent water quality over several months.
Easy to use: optimally compatible with BWT dosing systems, allows precise dosage and uncomplicated water treatment in everyday life. Only with BWT liquid dispenser Bewados E20 & Plus 10/20.

87,60 €
08

BWT

BWT Mineral F2 3L Dosing Agent for Water Hardness 7-14°dH | Ideal for Medium Water | Minerals for Drinking and Industrial Water | Reliable Water Treatment | Limescale Protection and Device Protection

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Sustainably protects technology: reduces deposits in pipelines, heating systems and household appliances and extends the life of the entire building technology.
HEALTHY DRINKING WATER - The dosing agent provides your tap water with valuable minerals that not only improve taste, but also quality. Tested according to the Austrian food book and DVGW guidelines (§11 Drinking Water Regulation) - safe, germ-free use.
For medium water 7-14°dH: The BWT mineral F2 is specially developed for regions with medium water hardness and reliably protects against harmful limescale deposits.
Economical and durable: with 10 litres, the canister is sufficient for approx. 30 m³ of water, so you can ensure consistent water quality over several months.
Easy to use: optimally compatible with BWT dosing systems, allows precise dosage and uncomplicated water treatment in everyday life. Only with BWT liquid dispenser Bewados E3 & Plus 3.

43,90 €
09

MINERALOS

MINERALOS 2 Dosing Solutions 10 Litres (Alternative to BWT Mineral Quantophos F2 / FE Impulsan H2 / HE)

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Product description: a liquid combination product made in Germany of hardness-free drinking water, monosodium phosphate (E 339) and sodium polyphosphate (E 452) in food grade with a total phosphate content of 1.7% phosphorus.
Intended use: corrosion protection and hardness stabilization.
Dosage: by means of quantity-proportional dosing system with dosing quantity 100 ml / 1 m³, including BWT Bewados, Medotronic and Optidos models with suction lance. Please always follow the instructions of the manufacturer of the dosing system, which can be found in the operating instructions (English language not guaranteed).
Compliance: Meets the requirements of DIN EN 1198 and DIN EN 1212 according to § 11 Drinking Water Regulation (Drinking WV).
Areas of application: for partially softened water and aggressive water of 4 to 14 °dH total hardness and maximum 14 °dH carbonate hardness in combination with systems made of galvanised steel or copper.

59,99 €
10

MINERALOS

MINERALOS 2 Dosing Solutions 10 Litres (Alternative to BWT Mineral Quantophos F2 / FE Impulsan H2 / HE)

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Product description: a liquid combination product made in Germany of hardness-free drinking water, monosodium phosphate (E 339) and sodium polyphosphate (E 452) in food grade with a total phosphate content of 1.7% phosphorus.
Intended use: corrosion protection and hardness stabilization.
Dosage: by means of quantity-proportional dosing system with dosing quantity 100 ml / 1 m³, including BWT Bewados, Medotronic and Optidos models with suction lance. Please always follow the instructions of the manufacturer of the dosing system, which can be found in the operating instructions (English language not guaranteed).
Compliance: Meets the requirements of DIN EN 1198 and DIN EN 1212 according to § 11 Drinking Water Regulation (Drinking WV).
Areas of application: for partially softened water and aggressive water of 4 to 14 °dH total hardness and maximum 14 °dH carbonate hardness in combination with systems made of galvanised steel or copper.

56,99 €