Urethane Injection
Urethane Injection
(OP)
Which is better for injecting an existing wall horizontal construction joint against potential leakage, a hydrophobic or a hydrophilic urethane? We are rewaterproofing the exterior of the wall but we wanted a second line of defence,
Is there a good but concise specification available anywhere covering the injection procedure?
Is there a good but concise specification available anywhere covering the injection procedure?






RE: Urethane Injection
If it's a construction joint, it's more appropriate to use epoxy injection, as it fills any gaps with a structural strength material.
As far as a specification, I'm sure Sika (Sikafix HH) or one of the other big manufacturers have one handy.
RE: Urethane Injection
Hyrdrophobic is what you are looking for.
Check out this product as an example (I have not worked with it directly):
http://primeresins.com/products/polyurethanes/prim...
RE: Urethane Injection
RE: Urethane Injection
2. I have tried to put together a concise spec for urethane injection. Please see the attached. Any suggestions or comments?
RE: Urethane Injection
RE: Urethane Injection
RE: Urethane Injection
Dik