{"title":"Tank Unions","description":"Discover the Tank Unions collection at Charterhouse Aquatics. Find durable, high-quality unions to ensure secure and leak-free connections for your aquarium setup. Shop now for reliable aquarium accessories!","products":[{"product_id":"double-union-non-return-valve-63mm","title":"Double Union Non Return Valve 63mm","description":"Double Union Non Return ( One Way) Valves fitted in line with flow actuation\u003cbr\u003e\u003cbr\u003e- All Fastlight PVC-U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. \u003cbr\u003e- All pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. \u003cbr\u003e- Double Union to allow quick and convenient disconnection for maintainance\u003cbr\u003e- It is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with reducers as a 32mm Non Return valve will have a 25mm bore diameter through the centre.","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200375304327,"sku":"22945","price":29.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/double-union-non-return-valve-63mm-529061.jpg?v=1731256239"},{"product_id":"double-union-non-return-valve-50mm","title":"Double Union Non Return Valve 50mm","description":"Double Union Non Return ( One Way) Valves fitted in line with flow actuation\u003cbr\u003e\u003cbr\u003e- All Fastlight PVC-U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. \u003cbr\u003e- All pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. \u003cbr\u003e- Double Union to allow quick and convenient disconnection for maintainance\u003cbr\u003e- It is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with reducers as a 32mm Non Return valve will have a 25mm bore diameter through the centre.","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200375337095,"sku":"22944","price":21.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/double-union-non-return-valve-50mm-662766.jpg?v=1731256240"},{"product_id":"double-union-non-return-valve-40mm","title":"Double Union Non Return Valve 40mm","description":"Double Union Non Return ( One Way) Valves fitted in line with flow actuation\u003cbr\u003e\u003cbr\u003e- All Fastlight PVC-U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. \u003cbr\u003e- All pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. \u003cbr\u003e- Double Union to allow quick and convenient disconnection for maintainance\u003cbr\u003e- It is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with reducers as a 32mm Non Return valve will have a 25mm bore diameter through the centre.","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200375369863,"sku":"22943","price":15.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/double-union-non-return-valve-40mm-372501.jpg?v=1731256247"},{"product_id":"double-union-non-return-valve-32mm","title":"Double Union Non Return Valve 32mm","description":"Double Union Non Return ( One Way) Valves fitted in line with flow actuation\u003cbr\u003e\u003cbr\u003e- All Fastlight PVC-U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. \u003cbr\u003e- All pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. \u003cbr\u003e- Double Union to allow quick and convenient disconnection for maintainance\u003cbr\u003e- It is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with reducers as a 32mm Non Return valve will have a 25mm bore diameter through the centre.","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200375402631,"sku":"22942","price":15.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/double-union-non-return-valve-32mm-958743.jpg?v=1731256238"},{"product_id":"double-union-non-return-valve-25mm","title":"Double Union Non Return Valve 25mm","description":"Double Union Non Return ( One Way) Valves fitted in line with flow actuation\u003cbr\u003e\u003cbr\u003e- All Fastlight PVC-U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. \u003cbr\u003e- All pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. \u003cbr\u003e- Double Union to allow quick and convenient disconnection for maintainance\u003cbr\u003e- It is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with reducers as a 32mm Non Return valve will have a 25mm bore diameter through the centre.","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200375435399,"sku":"22941","price":13.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/double-union-non-return-valve-25mm-537648.jpg?v=1731256245"},{"product_id":"double-union-non-return-valve-20mm","title":"Double Union Non Return Valve 20mm","description":"Double Union Non Return ( One Way) Valves fitted in line with flow actuation\u003cbr\u003e\u003cbr\u003e- All Fastlight PVC-U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. \u003cbr\u003e- All pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. \u003cbr\u003e- Double Union to allow quick and convenient disconnection for maintainance\u003cbr\u003e- It is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with reducers as a 32mm Non Return valve will have a 25mm bore diameter through the centre.","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200375468167,"sku":"22940","price":10.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/double-union-non-return-valve-20mm-820225.jpg?v=1731256246"},{"product_id":"single-union-non-return-valve-63mm","title":"Single Union Non Return Valve 63mm","description":"Single Union Non Return ( One Way) Valves fitted in line with flow actuation\u003cbr\u003e\u003cbr\u003e- All Fastlight PVC-U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. \u003cbr\u003e- All pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. \u003cbr\u003e- It is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with reducers as a 32mm Non Return valve will have a 25mm bore diameter through the centre.","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200376057991,"sku":"22923","price":23.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/single-union-non-return-valve-63mm-767928.jpg?v=1731257395"},{"product_id":"single-union-non-return-valve-50mm","title":"Single Union Non Return Valve 50mm","description":"Single Union Non Return ( One Way) Valves fitted in line with flow actuation\u003cbr\u003e\u003cbr\u003e- All Fastlight PVC-U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. \u003cbr\u003e- All pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. \u003cbr\u003e- It is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with reducers as a 32mm Non Return valve will have a 25mm bore diameter through the centre.","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200376090759,"sku":"22922","price":16.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/single-union-non-return-valve-50mm-379434.jpg?v=1731257394"},{"product_id":"single-union-non-return-valve-40mm","title":"Single Union Non Return Valve 40mm","description":"Single Union Non Return ( One Way) Valves fitted in line with flow actuation\u003cbr\u003e\u003cbr\u003e- All Fastlight PVC-U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. \u003cbr\u003e- All pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. \u003cbr\u003e- It is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with reducers as a 32mm Non Return valve will have a 25mm bore diameter through the centre.","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200376123527,"sku":"22921","price":12.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/single-union-non-return-valve-40mm-450131.jpg?v=1731257393"},{"product_id":"single-union-non-return-valve-32mm","title":"Single Union Non Return Valve 32mm","description":"Single Union Non Return ( One Way) Valves fitted in line with flow actuation\u003cbr\u003e\u003cbr\u003e- All Fastlight PVC-U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. \u003cbr\u003e- All pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. \u003cbr\u003e- It is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with reducers as a 32mm Non Return valve will have a 25mm bore diameter through the centre.","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200376156295,"sku":"22920","price":10.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/single-union-non-return-valve-32mm-607573.jpg?v=1731257393"},{"product_id":"single-union-non-return-valve-25mm","title":"Single Union Non Return Valve 25mm","description":"Single Union Non Return ( One Way) Valves fitted in line with flow actuation\u003cbr\u003e\u003cbr\u003e- All Fastlight PVC-U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. \u003cbr\u003e- All pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. \u003cbr\u003e- It is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with reducers as a 32mm Non Return valve will have a 25mm bore diameter through the centre.","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200376189063,"sku":"22919","price":9.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/single-union-non-return-valve-25mm-134057.jpg?v=1731257391"},{"product_id":"single-union-non-return-valve-20mm","title":"Single Union Non Return Valve 20mm","description":"Single Union Non Return ( One Way) Valves fitted in line with flow actuation\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e- \u003c\/span\u003e\u003cspan\u003eAll Fastlight PVC-U pipe and fittings are high quality, approved by the Water Regulations Advisory Scheme and fully reef safe. \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- \u003c\/span\u003e\u003cspan\u003eAll pipe and fittings are metric and compatible with many other makes of metric pipe with joints connected using solvent weld glue. \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e- \u003c\/span\u003e\u003cspan\u003eIt is good plumbing practice to use the next size up Non Return (One Way) Valve from your pipework in conjunction with reducers as a 32mm Non Return valve will have a 25mm bore diameter through the centre.\u003c\/span\u003e","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200376221831,"sku":"22918","price":9.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/single-union-non-return-valve-20mm-585956.jpg?v=1731257392"},{"product_id":"adaptor-union-63mm","title":"Adaptor Union 63mm","description":"Adaptor Union 63mm\n                                                            \u003cbr\u003e\u003cbr\u003e\u003cb\u003eMay vary from image\u003c\/b\u003e\u003cbr\u003e","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200387756167,"sku":"5512","price":8.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/adaptor-union-63mm-537358.jpg?v=1731255844"},{"product_id":"adaptor-union-50mm","title":"Adaptor Union 50mm","description":"Adaptor Union 50mm\n                                                            \u003cbr\u003e\u003cbr\u003e\u003cb\u003eMay vary from image\u003c\/b\u003e\u003cbr\u003e","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200387887239,"sku":"5511","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/adaptor-union-50mm-974027.jpg?v=1731255843"},{"product_id":"adaptor-union-40mm","title":"Adaptor Union 40mm","description":"Adaptor Union 40mm\n                                                            \u003cbr\u003e\u003cbr\u003e\u003cb\u003eMay vary from image\u003c\/b\u003e\u003cbr\u003e","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200387985543,"sku":"5510","price":4.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/adaptor-union-40mm-476157.jpg?v=1731255843"},{"product_id":"adaptor-union-32mm","title":"Adaptor Union 32mm","description":"Adaptor Union 32mm\n                                                            \u003cbr\u003e\u003cbr\u003e\u003cb\u003eMay vary from image\u003c\/b\u003e\u003cbr\u003e","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200388051079,"sku":"5509","price":3.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/adaptor-union-32mm-624594.jpg?v=1731255844"},{"product_id":"adaptor-union-25mm","title":"Adaptor Union 25mm","description":"Adaptor Union 25mm\n                                                            \u003cbr\u003e\u003cbr\u003e\u003cb\u003eMay vary from image\u003c\/b\u003e\u003cbr\u003e","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200388247687,"sku":"5508","price":3.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/adaptor-union-25mm-222908.jpg?v=1731255843"},{"product_id":"adaptor-union-20mm","title":"Adaptor Union 20mm","description":"Adaptor Union 20mm\n                                                            \u003cbr\u003e\u003cbr\u003e\u003cb\u003eMay vary from image\u003c\/b\u003e\u003cbr\u003e","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200388214919,"sku":"5507","price":3.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/adaptor-union-20mm-564731.jpg?v=1731255842"},{"product_id":"adaptor-union-16mm","title":"Adaptor Union 16mm","description":"Adaptor Union 16mm\n                                                            \u003cbr\u003e\u003cbr\u003e\u003cb\u003eMay vary from image\u003c\/b\u003e\u003cbr\u003e","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200388313223,"sku":"5506","price":4.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/adaptor-union-16mm-727176.jpg?v=1731255842"},{"product_id":"adaptor-union-12mm","title":"Adaptor Union 12mm","description":"Adaptor Union 12mm\n                                                            \u003cbr\u003e\u003cbr\u003e\u003cb\u003eMay vary from image\u003c\/b\u003e\u003cbr\u003e","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200388345991,"sku":"5505","price":4.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/adaptor-union-12mm-769730.jpg?v=1731255842"},{"product_id":"adaptor-union-10mm","title":"Adaptor Union 10mm","description":"Adaptor Union 10mm\n                                                            \u003cbr\u003e\u003cbr\u003e\u003cb\u003eMay vary from image\u003c\/b\u003e","brand":"Fastlight","offers":[{"title":"Default Title","offer_id":40200388509831,"sku":"5504","price":4.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/products\/adaptor-union-10mm-613708.jpg?v=1731255841"},{"product_id":"aqua-medic-tank-union","title":"Aqua Medic Tank Union","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eABS tank screw connection for connecting aquaria to fixed PVC piping. Compact and space-saving - including sealing ring and clamping nut.\u003cbr\u003eWhen installed, a tank can be almost completely emptied.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Aqua Medic","offers":[{"title":"25mm","offer_id":55719777010043,"sku":"AM41725","price":8.1,"currency_code":"GBP","in_stock":true},{"title":"32mm","offer_id":55719777042811,"sku":"AM41732","price":8.56,"currency_code":"GBP","in_stock":true},{"title":"40mm","offer_id":55719777075579,"sku":"AM41740","price":10.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/files\/AquaMedicTankUnion.jpg?v=1756990609"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/6387\/6487\/collections\/tank-union-25mm-954082.webp?v=1720539661","url":"https:\/\/charterhouse-aquatics.com\/collections\/tank-unions.oembed","provider":"Charterhouse Aquatics","version":"1.0","type":"link"}