{"title":"LK Filter \/ Ball Valves","description":"\u003cp\u003eLK Filter \/ Ball Valves\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","products":[{"product_id":"lk-322-cool-unit","title":"LK 322 Cool Unit","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 322 Cool Unit\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eInsulation against condensation\u003c\/li\u003e\n\u003cli\u003eEnergy effective way for free cooling\u003c\/li\u003e\n\u003cli\u003eRecharge the borehole during the summer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eLK 322 Cool Unit is a valve combination that utilises the cold available in a system with a geothermal heat pump.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBy running the brine in the collector hose to a fan coil, you can cool your home with the cold naturally found in the ground. In addition, the borehole is recharged during the summer, which increases the performance of the heat pump.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe LK 322 Cool Unit also contains a non-return valve to ensure the liquid is run in the right direction when fitting the shunt group with its own circulation pump. See LK Hydronic Group C\/C 90 and 125 Cooling for a suitable shunt group.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe LK 322 have two 1” alt. 1¼\" male thread for connection to the collector pipe. Two ball valves with ¾” male thread for connection to convector pipe.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca class=\"Hyperlink SCXW136400300 BCX0\" href=\"https:\/\/www.youtube.com\/watch?v=OvpkhPLeNQk\" rel=\"noreferrer noopener\" target=\"_blank\"\u003e\u003cspan data-contrast=\"none\" lang=\"EN-GB\" class=\"TextRun Underlined SCXW136400300 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW136400300 BCX0\" data-ccp-charstyle=\"Hyperlink\"\u003eLK 322 Cool Unit | Overview - YouTube\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"LK","offers":[{"title":"LK092366 - KVS9.5","offer_id":55177742975352,"sku":"LK092366","price":149.99,"currency_code":"GBP","in_stock":true},{"title":"LK092367 - KVS16","offer_id":55177743008120,"sku":"LK092367","price":145.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/LK322CoolUnit.jpg?v=1750859905"},{"product_id":"lk-522-filter-ball-valve","title":"LK 522 Filter Ball Valve - Female Thread","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 522 Filter Ball Valve\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eDZR Brass\u003c\/li\u003e\n\u003cli\u003eEasy to clean the filter\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eLK 522 Filter Ball is a ball valve with an integrated filter suitable for heating, cooling and tap water systems. The filter is easy to clean, just close the ball valve, unscrew the lid and remove the filter.\u003c\/span\u003e\u003c\/p\u003e","brand":"LK","offers":[{"title":"LK182015 - DIM F¾\" - Kvs m³\/h 7.5","offer_id":55177767682424,"sku":"LK182015","price":43.99,"currency_code":"GBP","in_stock":true},{"title":"LK182016 - DIM F1\" - Kvs m³\/h 11.0","offer_id":55177767715192,"sku":"LK182016","price":65.99,"currency_code":"GBP","in_stock":true},{"title":"LK182017 - DIM F1¼\" - Kvs m³\/h 20.0","offer_id":55177767747960,"sku":"LK182017","price":90.99,"currency_code":"GBP","in_stock":true},{"title":"LK182018 - DIM F1½\" - Kvs m³\/h 33.0","offer_id":55177767780728,"sku":"LK182018","price":128.99,"currency_code":"GBP","in_stock":true},{"title":"LK182019 - DIM F2\" - Kvs m³\/h 55.0","offer_id":55177767813496,"sku":"LK182019","price":195.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/LK522FilterBallValve.jpg?v=1750863865"},{"product_id":"lk-522-filter-ball-valve-with-magnet","title":"LK 522 Magnet Filter Ball Valve - Female Thread","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 522 Filter Ball Valve with Magnet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eDZR Brass\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eEasy to clean the filter\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eLK 522 Filter Ball is a ball valve with an integrated filter suitable for heating, cooling and tap water systems. The filter is easy to clean, just close the ball valve, unscrew the lid and remove the filter. The magnet is used in heat pump systems to remove ferrous (iron-based) and other debris, preventing blockages and improving the system's efficiency and lifespan.\u003c\/span\u003e\u003c\/p\u003e","brand":"LK","offers":[{"title":"LK2274 - DIM - F¾\" - Kvs m³\/h 5.0","offer_id":55177777217912,"sku":"LK2274","price":48.99,"currency_code":"GBP","in_stock":true},{"title":"LK2275 - DIM - F1\" - Kvs m³\/h 10.0","offer_id":55177777250680,"sku":"LK2275","price":76.99,"currency_code":"GBP","in_stock":true},{"title":"LK2276 - DIM - F1¼\" - Kvs m³\/h 17.0","offer_id":55177777283448,"sku":"LK2276","price":103.99,"currency_code":"GBP","in_stock":true},{"title":"LK2277 - DIM - F1½\" - Kvs m³\/h 31.0","offer_id":55177777316216,"sku":"LK2277","price":153.99,"currency_code":"GBP","in_stock":true},{"title":"LK2278 - DIM - F2\" - Kvs m³\/h 43.0","offer_id":55177777348984,"sku":"LK2278","price":220.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/LK522FilterBallValve.jpg?v=1750863865"},{"product_id":"lk-522-filter-ball-male-thread-valve","title":"LK 522 Filter Ball Valve - Male Thread","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 522 Filter Ball Valve\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eDZR Brass\u003c\/li\u003e\n\u003cli\u003eEasy to clean the filter\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eLK 522 Filter Ball is a ball valve with an integrated filter suitable for heating, cooling and tap water systems. The filter is easy to clean, just close the ball valve, unscrew the lid and remove the filter.\u003c\/span\u003e\u003c\/p\u003e","brand":"LK","offers":[{"title":"LK182432 - DIM M¾\" - Kvs m³\/h 5.0","offer_id":55177791013240,"sku":"LK182432","price":53.99,"currency_code":"GBP","in_stock":true},{"title":"LK182433 - DIM M1\" - Kvs m³\/h 10.0","offer_id":55177791046008,"sku":"LK182433","price":81.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/LK522FilterBallValveMale.jpg?v=1750866190"},{"product_id":"lk-522-filter-ball-male-thread-valve-with-magnet","title":"LK 522 Magnet Filter Ball Valve - Male Thread","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 522 Filter Ball Valve\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eDZR Brass\u003c\/li\u003e\n\u003cli\u003eEasy to clean the filter\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eLK 522 Filter Ball is a ball valve with an integrated filter suitable for heating, cooling and tap water systems. The filter is easy to clean, just close the ball valve, unscrew the lid and remove the filter. The magnet is used in heat pump systems to remove ferrous (iron-based) and other debris, preventing blockages and improving the system's efficiency and lifespan.\u003c\/span\u003e\u003c\/p\u003e","brand":"LK","offers":[{"title":"LK182436 - DIM- M¾\" - Kvs m³\/h 4.5","offer_id":55177794224504,"sku":"LK182436","price":61.99,"currency_code":"GBP","in_stock":true},{"title":"LK182437 - DIM- M1\" - Kvs m³\/h 9.0","offer_id":55177794257272,"sku":"LK182437","price":92.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/LK522FilterBallValveMale.jpg?v=1750866190"},{"product_id":"lk-522-filter-ball-female-thread-valve-without-handle","title":"LK 522 Filter Ball Valve - Female Thread without Handle","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 522 Filter Ball Valve without Handle\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eDZR Brass\u003c\/li\u003e\n\u003cli\u003eEasy to clean the filter\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eLK 522 Filter Ball is a ball valve with an integrated filter suitable for heating, cooling and tap water systems. The filter is easy to clean, just close the ball valve, unscrew the lid and remove the filter.\u003c\/span\u003e\u003c\/p\u003e","brand":"LK","offers":[{"title":"LK182337 - DIM F¾\" - Kvs m³\/h 5.0","offer_id":55178323132792,"sku":"LK182337","price":46.99,"currency_code":"GBP","in_stock":true},{"title":"LK182338 - DIM F1\" - Kvs m³\/h 10.0","offer_id":55178323165560,"sku":"LK182338","price":65.99,"currency_code":"GBP","in_stock":true},{"title":"LK182339 - DIM F1¼\" - Kvs m³\/h 17.0","offer_id":55178323198328,"sku":"LK182339","price":100.99,"currency_code":"GBP","in_stock":true},{"title":"LK182340 - DIM F1½\" - Kvs m³\/h 19.0","offer_id":55178323231096,"sku":"LK182340","price":129.99,"currency_code":"GBP","in_stock":true},{"title":"LK182341 - DIM F2\" - Kvs m³\/h 21.0","offer_id":55178323263864,"sku":"LK182341","price":195.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/LK522FilterBallValvewithoutHandle.jpg?v=1750923706"},{"product_id":"lk-522-magnet-filter-ball-valve-female-thread-without-handle","title":"LK 522 Magnet Filter Ball Valve - Female Thread without Handle","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 522 Magnet Filter Ball Valve without Handle\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eDZR Brass\u003c\/li\u003e\n\u003cli\u003eEasy to clean the filter\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eLK 522 Filter Ball is a ball valve with an integrated filter suitable for heating, cooling and tap water systems. The filter is easy to clean, just close the ball valve, unscrew the lid and remove the filter. The magnet is used in heat pump systems to remove ferrous (iron-based) and other debris, preventing blockages and improving the system's efficiency and lifespan.\u003c\/span\u003e\u003c\/p\u003e","brand":"LK","offers":[{"title":"LK182342 - DIM F¾\" - Kvs m³\/h 4.5","offer_id":55178330112376,"sku":"LK182342","price":52.99,"currency_code":"GBP","in_stock":true},{"title":"LK182343 - DIM F1\" - Kvs m³\/h 9.0","offer_id":55178330145144,"sku":"LK182343","price":78.99,"currency_code":"GBP","in_stock":true},{"title":"LK182344 - DIM F1¼\" - Kvs m³\/h 16.0","offer_id":55178330177912,"sku":"LK182344","price":112.99,"currency_code":"GBP","in_stock":true},{"title":"LK182345 - DIM F1½\" - Kvs m³\/h 19.0","offer_id":55178330210680,"sku":"LK182345","price":143.99,"currency_code":"GBP","in_stock":true},{"title":"LK182346 - DIM F2\" - Kvs m³\/h 21.0","offer_id":55178330243448,"sku":"LK182346","price":215.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/LK522FilterBallValvewithoutHandle.jpg?v=1750923706"},{"product_id":"lk-522-filter-ball-valve-male-thread-without-handle","title":"LK 522 Filter Ball Valve - Male Thread without Handle","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 522 Filter Ball Valve without Handle\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eDZR Brass\u003c\/li\u003e\n\u003cli\u003eEasy to clean the filter\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eLK 522 Filter Ball is a ball valve with an integrated filter suitable for heating, cooling and tap water systems. The filter is easy to clean, just close the ball valve, unscrew the lid and remove the filter.\u003c\/span\u003e\u003c\/p\u003e","brand":"LK","offers":[{"title":"LK182434 - DIM M¾\" - Kvs m³\/h 5.0","offer_id":55178333716856,"sku":"LK182434","price":51.99,"currency_code":"GBP","in_stock":true},{"title":"LK182435 - DIM M1\" - Kvs m³\/h 10.0","offer_id":55178333749624,"sku":"LK182435","price":79.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/LK522FilterBallValveMaleThreadwithoutHandle.jpg?v=1750925023"},{"product_id":"lk-522-magnet-filter-ball-valve-male-thread-without-handle","title":"LK 522 Magnet Filter Ball Valve - Male Thread without Handle","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 522 Magnet Filter Ball Valve without Handle\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eDZR Brass\u003c\/li\u003e\n\u003cli\u003eEasy to clean the filter\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eLK 522 Filter Ball is a ball valve with an integrated filter suitable for heating, cooling and tap water systems. The filter is easy to clean, just close the ball valve, unscrew the lid and remove the filter. The magnet is used in heat pump systems to remove ferrous (iron-based) and other debris, preventing blockages and improving the system's efficiency and lifespan.\u003c\/span\u003e\u003c\/p\u003e","brand":"LK","offers":[{"title":"LK182438 - DIM M¾\" - Kvs m³\/h 4.5","offer_id":55178335977848,"sku":"LK182438","price":59.99,"currency_code":"GBP","in_stock":true},{"title":"LK182439 - DIM M1\" - Kvs m³\/h 9.0","offer_id":55178336010616,"sku":"LK182439","price":89.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/LK522FilterBallValveMaleThreadwithoutHandle.jpg?v=1750925023"},{"product_id":"lk-538-thermofill®-ea","title":"LK 538 ThermoFill® EA","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 538 ThermoFill\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eIntegrated ball valve and non-return valve\u003c\/li\u003e\n\u003cli\u003eClassified as type EA according to EN 1717\u003c\/li\u003e\n\u003cli\u003eAvailable with Male Thread \/ Compression Fitting \/ Male Thread \u0026amp; Compression Fitting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLK 538 ThermoFill® EA is a filling valve for heating systems. The valve has an integrated shut-off\/check valve which ­ensures opening even at low pressure differences. The check valve is inspection able and classified as a back flow preventer Type EA, fluid category 1-2, according to EN 1717.\u003cbr\u003e\u003cbr\u003eThe arrow on the valve body indicates the direction of the flow.\u003c\/p\u003e\n\u003cp\u003eMale threads are sealed in the usual manner. Both the inlet side as well as the outlet side are designed according to the LK Armatur O-ring seal system. When connecting to this system, tighten first by hand until stop, then another 0.5-1.5 turns with an appropriate tool into the right position.\u003cbr\u003e\u003cbr\u003eIt is easier to fit the compression fitting if a lubricant is applied to the thread and bevel. Tighten first by hand and then with a box spanner. Number of turns to be tightened with a spanner: See the separate datasheet for compression fittings. Soft pipes are to be fitted with a support sleeve.\u003c\/p\u003e\n\u003cp\u003eThe valve requires no maintenance but the installation should be checked regularly.\u003c\/p\u003e","brand":"LK","offers":[{"title":"090268 - DIM M½\" KVS M³\/H 2.7 - Male Thread","offer_id":55181157106040,"sku":"090268","price":33.99,"currency_code":"GBP","in_stock":true},{"title":"090271 - DIM M15mm KVS M³\/H 2.7 - Compression","offer_id":55181157138808,"sku":"090271","price":39.99,"currency_code":"GBP","in_stock":true},{"title":"090269 - DIM M½\"\/15mm KVS M³\/H 2.7 - Male \u0026 Compression","offer_id":55181157171576,"sku":"090269","price":37.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/lk-538-thermofill-ea-_male.jpg?v=1751037020"},{"product_id":"lk-534-thermofill-female-thread-compression-fitting","title":"LK 534 ThermoFill - Female Thread \/ Compression Fitting","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 534 ThermoFill - Female Thread \/ Compression Fitting\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\u003c\/ul\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\u003c\/ul\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eIntegrated ball valve and non-return valve\u003c\/li\u003e\n\u003cli\u003eClassified as type EA according to EN 1717\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKVS M³\/H - 1.1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e182786 - Female Thread\u003c\/li\u003e\n\u003cli\u003e182787 - Compression Fitting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLK 534 ThermoFill® EA is a filling valve for heating systems. The valve has an integrated shut-off\/check valve which ­ensures opening even at low pressure differences. The check valve is inspection able and classified as a back flow preventer Type EA, fluid category 1-2, according to EN 1717.\u003cbr\u003e\u003cbr\u003eBy closing the first valve towards the tap water system and loosening the screw, the function of the check valve can be checked.\u003cbr\u003e\u003cbr\u003eThe arrow on the valve body indicates the direction of the flow.\u003c\/p\u003e\n\u003cp\u003eThe thread has to be sealed in the usual manner.\u003cbr\u003eIt is easier to fit the compression fitting if a lubricant is applied to the thread and bevel. Tighten first by hand and then with a box spanner. Number of turns to be tightened with a spanner: See the separate datasheet for compression fittings. Soft pipes are to be fitted with a support sleeve.\u003c\/p\u003e\n\u003cp\u003eThe valve requires no maintenance but the installation should be checked regularly.\u003c\/p\u003e","brand":"LK","offers":[{"title":"182786 - Female - DIM F ½\"","offer_id":55185437098360,"sku":"182786","price":50.49,"currency_code":"GBP","in_stock":true},{"title":"182787 - Compression - 15mm","offer_id":55185437131128,"sku":"182787","price":59.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/lk-534_rp.jpg?v=1751296270"},{"product_id":"lk-539-thermofill-male-thread","title":"LK 539 ThermoFill (068008) - Male Thread","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 539 ThermoFill (068008) - Male Thread\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\u003c\/ul\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\u003c\/ul\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eIntegrated ball valve and non-return valve\u003c\/li\u003e\n\u003cli\u003eClassified as type EA according to EN 1717\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKVS M³\/H - 2.7\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLK 539 ThermoFill® EA is a filling valve for heating systems. The valve has an integrated shut-off\/check valve, which ensures opening even at low pressure differences. The check valve is inspection able and classified as a back flow preventer Type EA, fluid category 1-2, according to EN 1717.\u003cbr\u003e\u003cbr\u003eThe arrow on the valve body indicates the direction of the flow.\u003c\/p\u003e\n\u003cp\u003eMale threads are sealed in the usual manner, alternatively M ¾” flat connection with captive nut and flat gasket.\u003c\/p\u003e\n\u003cp\u003eThe valve requires no maintenance but the installation should be checked regularly.\u003c\/p\u003e","brand":"LK","offers":[{"title":"Default Title","offer_id":55185446142328,"sku":"068008","price":31.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/lk-539-thermofill-ea-_male.jpg?v=1751296891"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/collections\/positive_corporate_blue_cmyk_e6e5f70d-7074-4c50-b961-821cb76763cd.jpg?v=1758881451","url":"https:\/\/heatpumpparts.eu\/collections\/lk-filter-ball-valves.oembed","provider":"Heat Pump Parts","version":"1.0","type":"link"}