Waterway Heater Tailpiece [1.5" Buttress Thread x 1.5" Slip Tailpiece] [No O-Ring] (417-4090)
Waterway Plastics continues to be the leader in the bath and spa industry for more than four decades. Their spa control systems, PVC plastic products, including their complete line of bath and spa jets, are used throughout the world. They have become a leader in the PVC fittings and plastics business as well. They have also developed a large number of brands, globally recognized throughout the bath, pool, and spa industry.
| Heater Union Part Type |
Tailpiece |
| First Plumbing Connection Size |
1-1/2" |
| First Plumbing Connection Type |
Male Buttress Thread (mbt), Slip (s) |
| Second Plumbing Connection Size |
1-1/2" |
| Second Plumbing Connection Type |
Male Buttress Thread (mbt), Slip (s) |
![Waterway Heater Tailpiece [1.5" Buttress Thread x 1.5" Slip Tailpiece] [No O-Ring] (417-4090) PVC Plastic Fittings & Valves: Unions 417-4090_baa85c38-ad58-497e-900d-ff3ea4b1fecf](http://bathparts.com/cdn/shop/products/417-4090_baa85c38-ad58-497e-900d-ff3ea4b1fecf.jpg?v=1769976156&width=600)
![Waterway Heater Tailpiece [1.5" Buttress Thread x 1.5" Slip Tailpiece] [No O-Ring] (417-4090) PVC Plastic Fittings & Valves: Unions 89-238-1020_XL](http://bathparts.com/cdn/shop/files/89-238-1020_XL.jpg?v=1769976156&width=1600)
![Waterway Heater Tailpiece [1.5" Buttress Thread x 1.5" Slip Tailpiece] [No O-Ring] (417-4090) PVC Plastic Fittings & Valves: Unions 417-4090_baa85c38-ad58-497e-900d-ff3ea4b1fecf](http://bathparts.com/cdn/shop/products/417-4090_baa85c38-ad58-497e-900d-ff3ea4b1fecf_1024x.jpg?v=1769976156)
![Waterway Heater Tailpiece [1.5" Buttress Thread x 1.5" Slip Tailpiece] [No O-Ring] (417-4090) PVC Plastic Fittings & Valves: Unions 89-238-1020_XL](http://bathparts.com/cdn/shop/files/89-238-1020_XL_1024x.jpg?v=1769976156)