house insulation

We are building a house and have to decide on the type of insulation. Our
builder suggests Ruxal yet, the building supply dealer is apprehensive to
recommend this product.
What are the advantages of Ruxal  over the"pink" fiberglass product?
Plse answer asap.
Pieter Wyminga
RR # 4  Colborne  ON  K0K 1S0
Tel (905) 355-2863