Vent Clear recuperators and insulated duct fittings on a crowded SpiroFlex standSpiroFlex wooden slat wall with stainless steel chimney and flue systemsVent Clear recuperator under the 'Rekuperacja, która wyznacza kierunek' screenSpiroFlex stand with Vent Clear recuperators, plenum boxes and chimney systemsTwo Vent Clear heat recovery units on black plinths before SpiroFlex roll-upsRow of Vent Clear recuperators with an award trophy on the inlet boxSpiroFlex flue display boards with rotating chimney cowlsSpiroFlex stand 144 with rotating chimney cowls and flue parts
