Silicone
*lasts 12-30 years
*best adhesion
*use in seams, cracks, gaps up to 1/4"               
*good for all surfaces
*may not take paint

Butyl
*lasts 8-10 years
*some shrinkage
*use in seams, cracks, gaps up to 1/4"
*available in many colors

Acrylic Latex Silicone
*lasts 12-20 years
*easiest application
*use in seams, cracks, gaps up to 1/4"
*may not take paint

Acrylic
*lasts 8-10 years
*water clean-up
*use in seams, cracks, gaps up to 1/4"
*no odor

Latex
*lasts 2-10 years
*water clean-up
*use in seams, cracks, gaps up to 1/4"
*most are paintable
*available in many colors

Oil Base Asphalt
*lasts 1-4 years
*soft and tar-like
*use in seams and gaps on roof around chimneys, stacks and pipes to 1/4"
*hardens rapidly
*cracks

Caulking Cord
*lasts 1-2 years
*peel from roll then push in place
*temporary filler around storms, air conditioner
*comes in rolls, unused portion can be stored for years

Oakum
*twisted hemp treated with tar
*cut to needed length then push in place
*stuff large gaps then caulk over the oakum

Glazing Compound
*lasts indefinitely
*application requires some practice with a putty knife
*use as a seal between window glass and frame
*often overlooked as an area needing repair.