How to Glue PVC Boards Dry-fit the boards you are joining carefully before you apply any glue. Separate the boards and spread solvent-weld glue liberally on both surfaces using the applicator that comes in the container. Press the boards together immediately after spreading the glue, and clamp them together with C-clamps or bar clamps. Click to see full answer. Furthermore, can you glue down composite decking?Glue cannot be used as a primary fastener for Trex decking. When using Trex Fascia, glue can be used as a secondary fastener-see Fascia instructions in the Installation Guide for more details Installation Guide for more details.One may also ask, does Gorilla Glue work on PVC trim? Yes, it’s Gorilla Brand PVC cement. I liked it for several reasons: It’s clear (although dries sort of milky which was fine with the white trim I was using), relatively thick, it’s a primer and glue in one, and a longer open time than most 2-part PVC systems. Just so, can PVC trim be glued? We recommend PVC pipe glue with solvent for bonding the ends of PVC trim boards to themselves (Weld-On 705 by IPS, TrimTight by Trim Glue, Inc. or Christy’s Red Hot). Remember to apply any adhesive to only one bonding surface, thus allowing the adhesive to penetrate into the cells on the other trim piece.Can azek be glued?AZEK Adhesive provides a strong AZEK to AZEK bond. AZEK Adhesive is a water soluble pvc cement and is non-toxic, odorless, UV stable and during cure time can be cleaned up easily with water.