Topics

Topic Voices Posts Freshness
How much cold will the system take.

Started by: Guest in: BioSandFilter Forum

2 3 6 years, 9 months ago

Guest

volcanic rock or lava rock for biosand filter medium?

Started by: Guest in: BioSandFilter Forum

2 3 6 years, 9 months ago

Guest

Silt removal

Started by: rknapp in: BioSandFilter Forum

2 2 6 years, 9 months ago

Eric

Finer sand still possible to use?

Started by: Guest in: BioSandFilter Forum

3 4 6 years, 9 months ago

Eric

Biofilters in Chad?

Started by: Guest in: BioSandFilter Forum

2 2 6 years, 9 months ago

Eric

Are Large Community-size Filters Available?

Started by: BA-NGO in: BioSandFilter Forum

7 8 6 years, 9 months ago

gsgriffin

afther sieving sand,

Started by: Guest in: BioSandFilter Forum

2 2 6 years, 9 months ago

Eric

contact info

Started by: Guest in: BioSandFilter Forum

2 2 6 years, 9 months ago

Eric

Can i get the many samples of filter.

Started by: abdash in: BioSandFilter Forum

1 1 6 years, 9 months ago

abdash

Additional media. Any good?

Started by: Guest in: BioSandFilter Forum

1 1 6 years, 9 months ago

Guest

Testing HH Bio sand filter

Started by: arkhan in: BioSandFilter Forum

2 2 6 years, 9 months ago

Eric

Bed depth

Started by: Guest in: BioSandFilter Forum

2 2 6 years, 9 months ago

Eric

Biosand filter media

Started by: Yoyo in: BioSandFilter Forum

1 1 6 years, 9 months ago

Yoyo

BIO SAND FILTERS FOR AFRICA

Started by: penjoka in: BioSandFilter Forum

2 2 6 years, 9 months ago

Guest

Training Materials in Spanish

Started by: Laura in: BioSandFilter Forum

2 2 6 years, 9 months ago

Eric

Viewing 15 topics - 16 through 30 (of 60 total)
Topics