These solve the problem of drain flies and American cockroaches coming out of floor drains...have facilities check local code. They come in different sizes depending on the size of the pipe.
https://www.amazon.com/Green-Drain-Inc-GD102-Waterless/dp/B00W2FPBJG/ref=mp_s_a_1_3?dchild=1&keywords=drain+trap+seal&qid=1614710883&sr=8-3 Joel Voron Colonial Williamsburg Foundation Conservation Dept. Integrated Pest Management Office 757-220-7080<tel:757-220-7080> Cell 757-634-1175<tel:757-634-1175> E-Mail jvo...@cwf.org<mailto:jvo...@cwf.org> [X] [https://colonialwilliamsburg.org/give/other-ways-giving/donate/?Code=BGNB01] <https://colonialwilliamsburg.org/give/other-ways-giving/donate/?Code=BGNB01> Help support our mission to tell America’s enduring story by donating to the Colonial Williamsburg Foundation. -- You received this message because you are subscribed to the Google Groups "MuseumPests" group. To unsubscribe from this group and stop receiving emails from it, send an email to pestlist+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/pestlist/82F92158-95EA-408F-9ED7-F357BE0F85DF%40cwf.org.
