DIY Aircrete Foam Gun - Demystified

It costs more than $40 but it works like a champ and only requires drilling two holes and cutting a few pieces of tubing. STUPIDPROOF Here's a link to MOST of the stuff on Amazon: https://www.amazon.com/hz/wishlist/ls... Here's a list of the stuff I got from Home Depot: Rain Bird 1/2 in. Barb x 1/2 in. Male Pipe Thread Irrigation Swing Pipe Coupling SWGA050S Charlotte Pipe 2 in. x 2 ft. PVC/DWV Sch. 40 Plain-End Pipe PVC 07200 0200 Charlotte Pipe 2 in. x 1-1/2 in. PVC Sch. 40 MPT x S Male Reducer Adapter PVC021101600HD Rain Bird 1/2 in. Barb x 3/4 in. Male Pipe Thread Irrigation Swing Pipe Coupling SWGA075 Orbit 1/2 in. Slip x 3/4 in. MHT PVC Fitting 53362 NIBCO 2 in. PVC DWV Hub x FIPT Female Adapter C4803HD2 Everbilt 3/4 in. O.D. x 1/2 in. I.D. x 10 ft. Clear PVC Vinyl Tubing 769299 Charlotte Pipe 2 in. PVC Sch. 40 Socket Cap PVC021161600HD Charlotte Pipe 1-1/2 in. x 1/2 in. PVC Sch. 40 Reducer Bushing PVC021071050HD And here's what I got from Harbor Freight 1/4 In. I.D. Air Hose Repair Kit 7 Pc Merlin, Item #:63569 (2) 1/4 In Full Port Ball Valve Merlin, Item #:63553 20 Pc Air Compressor Starter Kit Central Pneumatic®, Item #:64599 8 in. Black Cable Ties 100 Pk.