{"title":"LK Safety Valves","description":"\u003cp\u003eLK Safety Valves\u003c\/p\u003e","products":[{"product_id":"lk-512-multisafe-valve-compression-fitting-heating","title":"LK 512 - MultiSafe 2.5 bar Safety Valve Compression - Heating - 090051","description":"\u003cp class=\"MsoListParagraph\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Segoe UI',sans-serif;\"\u003e090051\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\"\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Segoe UI',sans-serif;\"\u003eLK 512 MultiSafe is a safety relief valve for heating systems with a closed boiler system and a maximum power of 50 kW. The valve must not be used for steam. The outlet is fitted with a compression fitting for easy installation of a discharge pipe.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoListParagraph\"\u003e\u003cspan style=\"font-size: 10.0pt; font-family: 'Segoe UI',sans-serif;\"\u003e624890\u003c\/span\u003e\u003c\/p\u003e","brand":"LK","offers":[{"title":"Default Title","offer_id":54976480248184,"sku":"090051","price":42.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/LK_512_-_MultiSafe_2.5_bar_Safety_Valve_Compression_-_Heating_-_090051.png?v=1773312527"},{"product_id":"lk-514-multisafe-safety-relief-valve","title":"LK 514 MultiSafe Safety Relief Valve","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 514 MultiSafe Safety Relief Valve\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003e\u003cspan\u003eMale Thread \/ Compression Fitting\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eO-ring connection suitable for LK’s range of valves\u003c\/li\u003e\n\u003cli\u003eFrom 1.5 to 10 bar\u003c\/li\u003e\n\u003cli\u003eProtect your boiler against overpressure\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDimensions - \u003cspan\u003eM ½\" x 15 mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eLK 514 MultiSafe is a high lift, soft sealing safety relief valve for tap water installations as well as heating, recycling and cooling systems with thermal expansion only. The valve must not be used for steam. The outlet is fitted with compression fitting for simple installation of a discharge pipe.\u003c\/span\u003e\u003c\/p\u003e","brand":"LK","offers":[{"title":"LK090109 - 1.5 Bar Safety Valve M ½\" x 15 mm - Discharge Cap 3420 l\/h 090109","offer_id":55180031558008,"sku":"LK090109","price":17.49,"currency_code":"GBP","in_stock":true},{"title":"LK090110 - 2.5 Bar Safety Valve M ½\" x 15 mm - Discharge Cap  4159 l\/h 090110","offer_id":55177757852024,"sku":"LK090110","price":17.99,"currency_code":"GBP","in_stock":true},{"title":"LK090111 - 3 Bar Safety Valve M ½\" x 15 mm - Discharge Cap 4484 l\/h 090111","offer_id":55177757884792,"sku":"LK090111","price":20.99,"currency_code":"GBP","in_stock":true},{"title":"LK090112 - 4 Bar Safety Valve M ½\" x 15 mm - Discharge Capacity 5180 l\/h 090112","offer_id":55177761685880,"sku":"LK090112","price":19.99,"currency_code":"GBP","in_stock":true},{"title":"LK090113 - 6 Bar Safety Valve M ½\" x 15 mm - Discharge Capacity 6350 l\/h 090113","offer_id":55177761358200,"sku":"LK090113","price":18.99,"currency_code":"GBP","in_stock":true},{"title":"LK090114 - 7 Bar Safety Valve M ½\" x 15 mm - Discharge Capacity 6860 l\/h 090114","offer_id":55177762144632,"sku":"LK090114","price":18.99,"currency_code":"GBP","in_stock":true},{"title":"LK090115 - 9 Bar Safety Valve M ½\" x 15 mm - Discharge Capacity 7782 l\/h 090115","offer_id":55177762177400,"sku":"LK090115","price":18.99,"currency_code":"GBP","in_stock":true},{"title":"LK090116 - 10 Bar Safety Valve M ½\" x 15 mm - Discharge Capacity 8204 l\/h 090116","offer_id":55177762210168,"sku":"LK090116","price":18.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/LK514MultiSafe.jpg?v=1750862047"},{"product_id":"lk-548-aquakit-compression-fitting","title":"LK 548 AquaKit - Compression Fitting","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan\u003e090085 -\u003c\/span\u003e LK 548 AquaKit - Compression Fitting\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDIM - 22mm\u003c\/p\u003e\n\u003cp\u003eKVS M\u003cspan\u003e³\/H - 1.8\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eLK 548 is AquaKit a valve combination for water heating consisting of a shut-off\/check valve and a thermostatic mixing valve. The shut-off valve closes the cold water inlet and has an integrated check valve preventing ­recirculation of warm water into the incoming cold water pipe. The mixing valve regulates the supply of cold water in order to achieve the desired temperature. The shut-off\/check valve has two connections with female thread M ½” for fitting of a safety relief valve, vacuum breaker or filling valve.\u003cbr\u003e\u003cbr\u003eArrows on the valve body indicate the direction of the flow.\u003cbr\u003eKV = incoming cold water\u003cbr\u003eVV = incoming hot water\u003cbr\u003eBV = outgoing warm water\u003cbr\u003e\u003cbr\u003eFemale thread connections are designed for the LK Armatur O-ring seal system. Other components are fitted in the usual way. When fitting to a male thread connection, adapter LK 373 is used - see under Accessories.\u003c\/p\u003e\n\u003cp\u003eWhen fitted on top of boiler\/storage tanks with built-in water heaters the valve combination should be ­installed with some space between boiler\/storage tank and ­valve combination so as not to let the function of the valve ­combination be affected by heat radiation.\u003c\/p\u003e\n\u003cp\u003eThe valve knob is used to set the desired warm water temperature within the range of 38 °C to 65 °C. The maximum temperature can be calibrated as follows:\u003cbr\u003e\u003cbr\u003eIncreasing the maximum temperature:\u003cbr\u003eTurn the knob anticlockwise to (+). Loosen the screw and move the knob out to the side. Then turn the knob clockwise to (-) without it being engaged. Adjustments are carried out in small steps. A ¼ turn corresponds to approximately 7 °C. Reinstall the knob and check that it engages with the teeth. Tighten the screw and then turn the knob to max (+). Max calibration for increasing the temperature is a ½ turn.\u003cbr\u003e\u003cbr\u003eReducing the maximum temperature:\u003cbr\u003eDo the procedure in reverse. Turn the knob clockwise to (-) and the disengaged knob anticlockwise to (+).\u003c\/p\u003e","brand":"LK","offers":[{"title":"Default Title","offer_id":55178495263096,"sku":"090085","price":88.59,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/LK548__AquaKit.jpg?v=1750934713"},{"product_id":"lk-510-multisafe-female-thread-compression-fitting-tap-water","title":"LK 510 MultiSafe - Female Thread \/ Compression Fitting - Tap Water","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 510 MultiSafe - Female Thread \/ Compression Fitting - Tap Water\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\n\u003cli\u003eFrom 1.5 to 10 bar\u003c\/li\u003e\n\u003cli\u003eProtect your boiler against overpressure\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e090033 - F ¾\" x 22mm Opening Pressure 0.9 MPa - Discharge Capacity 6741 l\/h\u003c\/li\u003e\n\u003cli\u003e090034 - F ¾\" x 22mm Opening Pressure 1.0 MPa - Discharge Capacity 7107 l\/h\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLK 510\/511\/512 MultiSafe is a safety relief valve for tap water installations, as well as heating systems with closed boiler system with a power of max.50 kW. The valve must not be used for steam. The outlet is fitted with compression fitting for simple installation of a discharge pipe.\u003c\/p\u003e\n\u003cp\u003eThe safety relief valve can be installed horizontally or vertically, i.e. with the valve knob facing outwards or upwards. In horizontal installations the outlet must be positioned so that a water pocket cannot be formed.\u003cbr\u003eThe thread has to be sealed in the usual manner.\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.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe safety relief valve requires no maintenance. The opening function should, however, be checked 2-3 times a year.:\u003cbr\u003e\u003cbr\u003eTurn the knob counter clockwise by hand, until water flows out. Let the water flush through for a moment. Then turn the knob until a click is heard, about ¼ turn, and the valve returns to closed position.\u003cbr\u003e\u003cbr\u003eThe safety relief valve may open after a large discharge from the water heater. This is a normal function since the pressure relief level in the water heater can be reached due to the increased volume of the water when heated.\u003c\/p\u003e","brand":"LK","offers":[{"title":"090033 - DIM F ¾\" x 22mm","offer_id":55179862081912,"sku":"090033","price":27.99,"currency_code":"GBP","in_stock":true},{"title":"090034 - DIM F ¾\" x 22mm","offer_id":55179862114680,"sku":"090034","price":25.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/lk-510-tappv-klamring_inv.jpg?v=1751021658"},{"product_id":"lk-510-multisafe-female-thread-compression-fitting-heating","title":"LK 510 MultiSafe - Female Thread \/ Compression Fitting - Heating","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 510 MultiSafe - Female Thread \/ Compression Fitting - Heating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"product-page__header--usp\"\u003e\n\u003cli\u003eFrom 1.5 to 10 bar\u003c\/li\u003e\n\u003cli\u003eProtect your boiler against overpressure\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e090030 - F ¾\" x 22mm Opening Pressure 0.15 MPa - Discharge Capacity 2962 l\/h\u003c\/li\u003e\n\u003cli\u003e090035 - F ¾\" x 22mm Opening Pressure 0.2 MPa - Discharge Capacity 3298 l\/h\u003c\/li\u003e\n\u003cli\u003e090031 - F ¾\" x 22mm Opening Pressure 0.25 MPa - Discharge Capacity 3602 l\/h\u003c\/li\u003e\n\u003cli\u003e090036 - F ¾\" x 22mm Opening Pressure 0.3 MPa - Discharge Capacity 3883 l\/h\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLK 510\/511\/512 MultiSafe is a safety relief valve for tap water installations, as well as heating systems with closed boiler system with a power of max.50 kW. The valve must not be used for steam. The outlet is fitted with compression fitting for simple installation of a discharge pipe.\u003c\/p\u003e\n\u003cp\u003eThe safety relief valve can be installed horizontally or vertically, i.e. with the valve knob facing outwards or upwards. In horizontal installations the outlet must be positioned so that a water pocket cannot be formed.\u003cbr\u003eThe thread has to be sealed in the usual manner.\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.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe safety relief valve requires no maintenance. The opening function should, however, be checked 2-3 times a year.:\u003cbr\u003e\u003cbr\u003eTurn the knob counter clockwise by hand, until water flows out. Let the water flush through for a moment. Then turn the knob until a click is heard, about ¼ turn, and the valve returns to closed position.\u003cbr\u003e\u003cbr\u003eThe safety relief valve may open after a large discharge from the water heater. This is a normal function since the pressure relief level in the water heater can be reached due to the increased volume of the water when heated.\u003c\/p\u003e","brand":"LK","offers":[{"title":"090030 - DIM F ¾\" x 22mm","offer_id":55179897340280,"sku":"090030","price":26.99,"currency_code":"GBP","in_stock":true},{"title":"090035 - DIM F ¾\" x 22mm","offer_id":55179897373048,"sku":"090035","price":27.99,"currency_code":"GBP","in_stock":true},{"title":"090031 - DIM F ¾\" x 22mm","offer_id":55179902943608,"sku":"090031","price":26.99,"currency_code":"GBP","in_stock":true},{"title":"090036 - DIM F ¾\" x 22mm","offer_id":55179902976376,"sku":"090036","price":27.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/lk-510-varme-klamring_inv.jpg?v=1751022415"},{"product_id":"lk-510-multisafe-female-thread-heating","title":"LK 510 MultiSafe - Female Thread - Heating","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 510 MultiSafe - Female Thread - Heating\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\n\u003cli\u003eFrom 1.5 to 10 bar\u003c\/li\u003e\n\u003cli\u003eProtect your boiler against overpressure\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e055505 - DIM F ¾\" Opening Pressure 0.15 MPa - Discharge Capacity 2962 l\/h\u003c\/li\u003e\n\u003cli\u003e055506 - DIM F ¾\" Opening Pressure 0.25 MPa - Discharge Capacity 3602 l\/h\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLK 510\/511\/512 MultiSafe is a safety relief valve for tap water installations, as well as heating systems with closed boiler system with a power of max.50 kW. The valve must not be used for steam. The outlet is fitted with compression fitting for simple installation of a discharge pipe.\u003c\/p\u003e\n\u003cp\u003eThe safety relief valve can be installed horizontally or vertically, i.e. with the valve knob facing outwards or upwards. In horizontal installations the outlet must be positioned so that a water pocket cannot be formed.\u003cbr\u003eThe thread has to be sealed in the usual manner.\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.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe safety relief valve requires no maintenance. The opening function should, however, be checked 2-3 times a year.:\u003cbr\u003e\u003cbr\u003eTurn the knob counter clockwise by hand, until water flows out. Let the water flush through for a moment. Then turn the knob until a click is heard, about ¼ turn, and the valve returns to closed position.\u003cbr\u003e\u003cbr\u003eThe safety relief valve may open after a large discharge from the water heater. This is a normal function since the pressure relief level in the water heater can be reached due to the increased volume of the water when heated.\u003c\/p\u003e","brand":"LK","offers":[{"title":"055505 - DIM F ¾\"","offer_id":55179920408952,"sku":"055505","price":27.99,"currency_code":"GBP","in_stock":true},{"title":"055506 - DIM F ¾\"","offer_id":55179920441720,"sku":"055506","price":27.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/lk-510_marknad_inv_2.jpg?v=1751022592"},{"product_id":"lk-511-multisafe-male-thread-compression-fitting-tap-water","title":"LK 511 MultiSafe - Male Thread \/ Compression Fitting - Tap Water","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 510 MultiSafe - Female Thread \/ Compression Fitting - Tap Water\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\n\u003cli\u003eFrom 1.5 to 10 bar\u003c\/li\u003e\n\u003cli\u003eProtect your boiler against overpressure\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLK 510\/511\/512 MultiSafe is a safety relief valve for tap water installations, as well as heating systems with closed boiler system with a power of max.50 kW. The valve must not be used for steam. The outlet is fitted with compression fitting for simple installation of a discharge pipe.\u003c\/p\u003e\n\u003cp\u003eThe safety relief valve can be installed horizontally or vertically, i.e. with the valve knob facing outwards or upwards. In horizontal installations the outlet must be positioned so that a water pocket cannot be formed.\u003cbr\u003eThe thread has to be sealed in the usual manner.\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.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe safety relief valve requires no maintenance. The opening function should, however, be checked 2-3 times a year.:\u003cbr\u003e\u003cbr\u003eTurn the knob counter clockwise by hand, until water flows out. Let the water flush through for a moment. Then turn the knob until a click is heard, about ¼ turn, and the valve returns to closed position.\u003cbr\u003e\u003cbr\u003eThe safety relief valve may open after a large discharge from the water heater. This is a normal function since the pressure relief level in the water heater can be reached due to the increased volume of the water when heated.\u003c\/p\u003e","brand":"LK","offers":[{"title":"090043 - DIM M ¾” x 22 mm Opening Pressure 0.9 MPa - Discharge Capacity 6741 l\/h","offer_id":55179941118328,"sku":"090043","price":47.99,"currency_code":"GBP","in_stock":true},{"title":"090044 - DIM M ¾” x 22 mm Opening Pressure 1.0 MPa - Discharge Capacity 7107 l\/h","offer_id":55179941151096,"sku":"090044","price":35.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/lk-511-tappv-klamring_utv.jpg?v=1751023083"},{"product_id":"lk-512-multisafe-compression-fitting-tap-water","title":"LK 512 MultiSafe - Compression Fitting - Tap Water","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 512 MultiSafe - Compression Fitting - Tap Water\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\n\u003cli\u003eFrom 1.5 to 10 bar\u003c\/li\u003e\n\u003cli\u003eProtect your boiler against overpressure\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLK 510\/511\/512 MultiSafe is a safety relief valve for tap water installations, as well as heating systems with closed boiler system with a power of max.50 kW. The valve must not be used for steam. The outlet is fitted with compression fitting for simple installation of a discharge pipe.\u003c\/p\u003e\n\u003cp\u003eThe safety relief valve can be installed horizontally or vertically, i.e. with the valve knob facing outwards or upwards. In horizontal installations the outlet must be positioned so that a water pocket cannot be formed.\u003cbr\u003eThe thread has to be sealed in the usual manner.\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.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe safety relief valve requires no maintenance. The opening function should, however, be checked 2-3 times a year.:\u003cbr\u003e\u003cbr\u003eTurn the knob counter clockwise by hand, until water flows out. Let the water flush through for a moment. Then turn the knob until a click is heard, about ¼ turn, and the valve returns to closed position.\u003cbr\u003e\u003cbr\u003eThe safety relief valve may open after a large discharge from the water heater. This is a normal function since the pressure relief level in the water heater can be reached due to the increased volume of the water when heated.\u003c\/p\u003e","brand":"LK","offers":[{"title":"090053 - DIM 22 mm Opening Pressure 0.9 MPa - Discharge Capacity 6741 l\/h","offer_id":55179993088376,"sku":"090053","price":41.99,"currency_code":"GBP","in_stock":true},{"title":"090054 - DIM 22 mm Opening Pressure 1.0 MPa - Discharge Capacity 7107 l\/h","offer_id":55179993121144,"sku":"090054","price":43.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/512Compr.jpg?v=1751023916"},{"product_id":"lk-512-multisafe-compression-fitting-heating","title":"LK 512 MultiSafe - Compression Fitting - Heating","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLK 512 MultiSafe - Compression Fitting - Heating\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\n\u003cli\u003eFrom 1.5 to 10 bar\u003c\/li\u003e\n\u003cli\u003eProtect your boiler against overpressure\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLK 510\/511\/512 MultiSafe is a safety relief valve for tap water installations, as well as heating systems with closed boiler system with a power of max.50 kW. The valve must not be used for steam. The outlet is fitted with compression fitting for simple installation of a discharge pipe.\u003c\/p\u003e\n\u003cp\u003eThe safety relief valve can be installed horizontally or vertically, i.e. with the valve knob facing outwards or upwards. In horizontal installations the outlet must be positioned so that a water pocket cannot be formed.\u003cbr\u003eThe thread has to be sealed in the usual manner.\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.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe safety relief valve requires no maintenance. The opening function should, however, be checked 2-3 times a year.:\u003cbr\u003e\u003cbr\u003eTurn the knob counter clockwise by hand, until water flows out. Let the water flush through for a moment. Then turn the knob until a click is heard, about ¼ turn, and the valve returns to closed position.\u003cbr\u003e\u003cbr\u003eThe safety relief valve may open after a large discharge from the water heater. This is a normal function since the pressure relief level in the water heater can be reached due to the increased volume of the water when heated.\u003c\/p\u003e","brand":"LK","offers":[{"title":"090050 - DIM 22 mm Opening Pressure 0.15 MPa - Discharge Capacity 2962 l\/h","offer_id":55180010422648,"sku":"090050","price":49.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/512_red.jpg?v=1751024094"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/collections\/LK_Safety_Valve_Compression_-_090051.png?v=1760014609","url":"https:\/\/aedd01.myshopify.com\/collections\/lk-safety-valve.oembed","provider":"Heat Pump Parts","version":"1.0","type":"link"}