This new bulletin provides scientific evidence and answers
to the question: How often should I have my glass cleaned, and Why? This
document will prove to be invaluable to window cleaners who wish to provide
industry evidence as to why a glass cleaning maintenance schedule is required
to maintain the long-term integrity of their glass.
your one-page summary to distribute to your clients. Each order of the one-page
summary includes a copy of the 10-page full bulletin.Qty - 500 -- $95 member / $115 non-member (plus $10 shipping)